1968247164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{691}}^1$

素因数の和:792

約数の個数: 144

約数和(自身を含む): 5387303040

約数和(自身を除く): 3419055876

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 114, 124, 156, 186, 228, 247, 372, 403, 494, 589, 691, 741, 806, 961, 988, 1178, 1209, 1382, 1482, 1612, 1767, 1922, 2073, 2356, 2418, 2764, 2883, 2964, 3534, 3844, 4146, 4836, 5766, 7068, 7657, 8292, 8983, 11532, 12493, 13129, 15314, 17966, 18259, 21421, 22971, 24986, 26258, 26949, 30628, 35932, 36518, 37479, 39387, 42842, 45942, 49972, 52516, 53898, 54777, 64263, 73036, 74958, 78774, 85684, 91884, 107796, 109554, 128526, 149916, 157548, 170677, 219108, 237367, 257052, 278473, 341354, 406999, 474734, 512031, 556946, 664051, 682708, 712101, 813998, 835419, 949468, 1024062, 1113892, 1220997, 1328102, 1424202, 1627996, 1670838, 1992153, 2048124, 2441994, 2656204, 2848404, 3341676, 3984306, 4883988, 5290987, 7968612, 8632663, 10581974, 12616969, 15872961, 17265326, 21163948, 25233938, 25897989, 31745922, 34530652, 37850907, 50467876, 51795978, 63491844, 75701814, 103591956, 151403628, 164020597, 328041194, 492061791, 656082388, 984123582, 1968247164]

約数ペア:

[(1, 1968247164), (2, 984123582), (3, 656082388), (4, 492061791), (6, 328041194), (12, 164020597), (13, 151403628), (19, 103591956), (26, 75701814), (31, 63491844), (38, 51795978), (39, 50467876), (52, 37850907), (57, 34530652), (62, 31745922), (76, 25897989), (78, 25233938), (93, 21163948), (114, 17265326), (124, 15872961), (156, 12616969), (186, 10581974), (228, 8632663), (247, 7968612), (372, 5290987), (403, 4883988), (494, 3984306), (589, 3341676), (691, 2848404), (741, 2656204), (806, 2441994), (961, 2048124), (988, 1992153), (1178, 1670838), (1209, 1627996), (1382, 1424202), (1482, 1328102), (1612, 1220997), (1767, 1113892), (1922, 1024062), (2073, 949468), (2356, 835419), (2418, 813998), (2764, 712101), (2883, 682708), (2964, 664051), (3534, 556946), (3844, 512031), (4146, 474734), (4836, 406999), (5766, 341354), (7068, 278473), (7657, 257052), (8292, 237367), (8983, 219108), (11532, 170677), (12493, 157548), (13129, 149916), (15314, 128526), (17966, 109554), (18259, 107796), (21421, 91884), (22971, 85684), (24986, 78774), (26258, 74958), (26949, 73036), (30628, 64263), (35932, 54777), (36518, 53898), (37479, 52516), (39387, 49972), (42842, 45942)]