20798064

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 120

約数和(自身を含む): 68090880

約数和(自身を除く): 47292816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 376, 423, 439, 504, 564, 658, 752, 846, 878, 987, 1008, 1128, 1316, 1317, 1692, 1756, 1974, 2256, 2632, 2634, 2961, 3073, 3384, 3512, 3948, 3951, 5264, 5268, 5922, 6146, 6768, 7024, 7896, 7902, 9219, 10536, 11844, 12292, 15792, 15804, 18438, 20633, 21072, 23688, 24584, 27657, 31608, 36876, 41266, 47376, 49168, 55314, 61899, 63216, 73752, 82532, 110628, 123798, 144431, 147504, 165064, 185697, 221256, 247596, 288862, 330128, 371394, 433293, 442512, 495192, 577724, 742788, 866586, 990384, 1155448, 1299879, 1485576, 1733172, 2310896, 2599758, 2971152, 3466344, 5199516, 6932688, 10399032, 20798064]

約数ペア:

[(1, 20798064), (2, 10399032), (3, 6932688), (4, 5199516), (6, 3466344), (7, 2971152), (8, 2599758), (9, 2310896), (12, 1733172), (14, 1485576), (16, 1299879), (18, 1155448), (21, 990384), (24, 866586), (28, 742788), (36, 577724), (42, 495192), (47, 442512), (48, 433293), (56, 371394), (63, 330128), (72, 288862), (84, 247596), (94, 221256), (112, 185697), (126, 165064), (141, 147504), (144, 144431), (168, 123798), (188, 110628), (252, 82532), (282, 73752), (329, 63216), (336, 61899), (376, 55314), (423, 49168), (439, 47376), (504, 41266), (564, 36876), (658, 31608), (752, 27657), (846, 24584), (878, 23688), (987, 21072), (1008, 20633), (1128, 18438), (1316, 15804), (1317, 15792), (1692, 12292), (1756, 11844), (1974, 10536), (2256, 9219), (2632, 7902), (2634, 7896), (2961, 7024), (3073, 6768), (3384, 6146), (3512, 5922), (3948, 5268), (3951, 5264)]