20259288

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13399}}^1$

素因数の和:13421

約数の個数: 64

約数和(自身を含む): 64320000

約数和(自身を除く): 44060712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13399, 26798, 40197, 53596, 80394, 93793, 107192, 120591, 160788, 187586, 241182, 281379, 321576, 361773, 375172, 482364, 562758, 723546, 750344, 844137, 964728, 1125516, 1447092, 1688274, 2251032, 2532411, 2894184, 3376548, 5064822, 6753096, 10129644, 20259288]

約数ペア:

[(1, 20259288), (2, 10129644), (3, 6753096), (4, 5064822), (6, 3376548), (7, 2894184), (8, 2532411), (9, 2251032), (12, 1688274), (14, 1447092), (18, 1125516), (21, 964728), (24, 844137), (27, 750344), (28, 723546), (36, 562758), (42, 482364), (54, 375172), (56, 361773), (63, 321576), (72, 281379), (84, 241182), (108, 187586), (126, 160788), (168, 120591), (189, 107192), (216, 93793), (252, 80394), (378, 53596), (504, 40197), (756, 26798), (1512, 13399)]