18042740404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^3\times {\mathrm{613}}^1$

素因数の和:742

約数の個数: 96

約数和(自身を含む): 37046696960

約数和(自身を除く): 19003956556

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 613, 806, 961, 988, 1178, 1226, 1612, 1922, 2356, 2452, 3844, 7657, 7969, 11647, 12493, 15314, 15938, 18259, 19003, 23294, 24986, 29791, 30628, 31876, 36518, 38006, 46588, 49972, 59582, 73036, 76012, 119164, 151411, 237367, 247039, 302822, 361057, 387283, 474734, 494078, 566029, 589093, 605644, 722114, 774566, 949468, 988156, 1132058, 1178186, 1444228, 1549132, 2264116, 2356372, 4693741, 7358377, 7658209, 9387482, 11192767, 14716754, 15316418, 18261883, 18774964, 22385534, 29433508, 30632836, 36523766, 44771068, 73047532, 145505971, 237404479, 291011942, 346975777, 474808958, 582023884, 693951554, 949617916, 1387903108, 4510685101, 9021370202, 18042740404]

約数ペア:

[(1, 18042740404), (2, 9021370202), (4, 4510685101), (13, 1387903108), (19, 949617916), (26, 693951554), (31, 582023884), (38, 474808958), (52, 346975777), (62, 291011942), (76, 237404479), (124, 145505971), (247, 73047532), (403, 44771068), (494, 36523766), (589, 30632836), (613, 29433508), (806, 22385534), (961, 18774964), (988, 18261883), (1178, 15316418), (1226, 14716754), (1612, 11192767), (1922, 9387482), (2356, 7658209), (2452, 7358377), (3844, 4693741), (7657, 2356372), (7969, 2264116), (11647, 1549132), (12493, 1444228), (15314, 1178186), (15938, 1132058), (18259, 988156), (19003, 949468), (23294, 774566), (24986, 722114), (29791, 605644), (30628, 589093), (31876, 566029), (36518, 494078), (38006, 474734), (46588, 387283), (49972, 361057), (59582, 302822), (73036, 247039), (76012, 237367), (119164, 151411)]