20305908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4241}}^1$

素因数の和:4277

約数の個数: 72

約数和(自身を含む): 61763520

約数和(自身を除く): 41457612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4241, 4788, 8482, 12723, 16964, 25446, 29687, 38169, 50892, 59374, 76338, 80579, 89061, 118748, 152676, 161158, 178122, 241737, 267183, 322316, 356244, 483474, 534366, 564053, 725211, 966948, 1068732, 1128106, 1450422, 1692159, 2256212, 2900844, 3384318, 5076477, 6768636, 10152954, 20305908]

約数ペア:

[(1, 20305908), (2, 10152954), (3, 6768636), (4, 5076477), (6, 3384318), (7, 2900844), (9, 2256212), (12, 1692159), (14, 1450422), (18, 1128106), (19, 1068732), (21, 966948), (28, 725211), (36, 564053), (38, 534366), (42, 483474), (57, 356244), (63, 322316), (76, 267183), (84, 241737), (114, 178122), (126, 161158), (133, 152676), (171, 118748), (228, 89061), (252, 80579), (266, 76338), (342, 59374), (399, 50892), (532, 38169), (684, 29687), (798, 25446), (1197, 16964), (1596, 12723), (2394, 8482), (4241, 4788)]