200920972

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 434495040

約数和(自身を除く): 233574068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 163, 196, 266, 326, 331, 532, 652, 662, 931, 1141, 1324, 1862, 2282, 2317, 3097, 3724, 4564, 4634, 6194, 6289, 7987, 9268, 12388, 12578, 15974, 16219, 21679, 25156, 31948, 32438, 43358, 44023, 53953, 64876, 86716, 88046, 107906, 151753, 176092, 215812, 303506, 308161, 377671, 607012, 616322, 755342, 1025107, 1232644, 1510684, 2050214, 2643697, 4100428, 5287394, 7175749, 10574788, 14351498, 28702996, 50230243, 100460486, 200920972]

約数ペア:

[(1, 200920972), (2, 100460486), (4, 50230243), (7, 28702996), (14, 14351498), (19, 10574788), (28, 7175749), (38, 5287394), (49, 4100428), (76, 2643697), (98, 2050214), (133, 1510684), (163, 1232644), (196, 1025107), (266, 755342), (326, 616322), (331, 607012), (532, 377671), (652, 308161), (662, 303506), (931, 215812), (1141, 176092), (1324, 151753), (1862, 107906), (2282, 88046), (2317, 86716), (3097, 64876), (3724, 53953), (4564, 44023), (4634, 43358), (6194, 32438), (6289, 31948), (7987, 25156), (9268, 21679), (12388, 16219), (12578, 15974)]