20939181504

素因数分解:

$2^6\times 3^1\times {\mathrm{41}}^2\times {\mathrm{64877}}^1$

素因数の和:64974

約数の個数: 84

約数和(自身を含む): 56786675352

約数和(自身を除く): 35847493848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 164, 192, 246, 328, 492, 656, 984, 1312, 1681, 1968, 2624, 3362, 3936, 5043, 6724, 7872, 10086, 13448, 20172, 26896, 40344, 53792, 64877, 80688, 107584, 129754, 161376, 194631, 259508, 322752, 389262, 519016, 778524, 1038032, 1557048, 2076064, 2659957, 3114096, 4152128, 5319914, 6228192, 7979871, 10639828, 12456384, 15959742, 21279656, 31919484, 42559312, 63838968, 85118624, 109058237, 127677936, 170237248, 218116474, 255355872, 327174711, 436232948, 510711744, 654349422, 872465896, 1308698844, 1744931792, 2617397688, 3489863584, 5234795376, 6979727168, 10469590752, 20939181504]

約数ペア:

[(1, 20939181504), (2, 10469590752), (3, 6979727168), (4, 5234795376), (6, 3489863584), (8, 2617397688), (12, 1744931792), (16, 1308698844), (24, 872465896), (32, 654349422), (41, 510711744), (48, 436232948), (64, 327174711), (82, 255355872), (96, 218116474), (123, 170237248), (164, 127677936), (192, 109058237), (246, 85118624), (328, 63838968), (492, 42559312), (656, 31919484), (984, 21279656), (1312, 15959742), (1681, 12456384), (1968, 10639828), (2624, 7979871), (3362, 6228192), (3936, 5319914), (5043, 4152128), (6724, 3114096), (7872, 2659957), (10086, 2076064), (13448, 1557048), (20172, 1038032), (26896, 778524), (40344, 519016), (53792, 389262), (64877, 322752), (80688, 259508), (107584, 194631), (129754, 161376)]