19730412

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 59028480

約数和(自身を除く): 39298068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 47, 52, 54, 69, 78, 92, 94, 108, 117, 138, 141, 156, 169, 188, 207, 234, 276, 282, 299, 338, 351, 414, 423, 468, 507, 564, 598, 611, 621, 676, 702, 828, 846, 897, 1014, 1081, 1196, 1222, 1242, 1269, 1404, 1521, 1692, 1794, 1833, 2028, 2162, 2444, 2484, 2538, 2691, 3042, 3243, 3588, 3666, 3887, 4324, 4563, 5076, 5382, 5499, 6084, 6486, 7332, 7774, 7943, 8073, 9126, 9729, 10764, 10998, 11661, 12972, 14053, 15548, 15886, 16146, 16497, 18252, 19458, 21996, 23322, 23829, 28106, 29187, 31772, 32292, 32994, 34983, 38916, 42159, 46644, 47658, 56212, 58374, 65988, 69966, 71487, 84318, 95316, 104949, 116748, 126477, 139932, 142974, 168636, 182689, 209898, 214461, 252954, 285948, 365378, 379431, 419796, 428922, 505908, 548067, 730756, 758862, 857844, 1096134, 1517724, 1644201, 2192268, 3288402, 4932603, 6576804, 9865206, 19730412]

約数ペア:

[(1, 19730412), (2, 9865206), (3, 6576804), (4, 4932603), (6, 3288402), (9, 2192268), (12, 1644201), (13, 1517724), (18, 1096134), (23, 857844), (26, 758862), (27, 730756), (36, 548067), (39, 505908), (46, 428922), (47, 419796), (52, 379431), (54, 365378), (69, 285948), (78, 252954), (92, 214461), (94, 209898), (108, 182689), (117, 168636), (138, 142974), (141, 139932), (156, 126477), (169, 116748), (188, 104949), (207, 95316), (234, 84318), (276, 71487), (282, 69966), (299, 65988), (338, 58374), (351, 56212), (414, 47658), (423, 46644), (468, 42159), (507, 38916), (564, 34983), (598, 32994), (611, 32292), (621, 31772), (676, 29187), (702, 28106), (828, 23829), (846, 23322), (897, 21996), (1014, 19458), (1081, 18252), (1196, 16497), (1222, 16146), (1242, 15886), (1269, 15548), (1404, 14053), (1521, 12972), (1692, 11661), (1794, 10998), (1833, 10764), (2028, 9729), (2162, 9126), (2444, 8073), (2484, 7943), (2538, 7774), (2691, 7332), (3042, 6486), (3243, 6084), (3588, 5499), (3666, 5382), (3887, 5076), (4324, 4563)]