20400822

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{3229}}^1$

素因数の和:3259

約数の個数: 48

約数和(自身を含む): 49380240

約数和(自身を除く): 28979418

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 3229, 6318, 6458, 9687, 19374, 29061, 41977, 58122, 83954, 87183, 125931, 174366, 251862, 261549, 377793, 523098, 755586, 784647, 1133379, 1569294, 2266758, 3400137, 6800274, 10200411, 20400822]

約数ペア:

[(1, 20400822), (2, 10200411), (3, 6800274), (6, 3400137), (9, 2266758), (13, 1569294), (18, 1133379), (26, 784647), (27, 755586), (39, 523098), (54, 377793), (78, 261549), (81, 251862), (117, 174366), (162, 125931), (234, 87183), (243, 83954), (351, 58122), (486, 41977), (702, 29061), (1053, 19374), (2106, 9687), (3159, 6458), (3229, 6318)]