18715608

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{13681}}^1$

素因数の和:13712

約数の個数: 48

約数和(自身を含む): 53359800

約数和(自身を除く): 34644192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 13681, 27362, 41043, 54724, 82086, 109448, 123129, 164172, 246258, 259939, 328344, 492516, 519878, 779817, 985032, 1039756, 1559634, 2079512, 2339451, 3119268, 4678902, 6238536, 9357804, 18715608]

約数ペア:

[(1, 18715608), (2, 9357804), (3, 6238536), (4, 4678902), (6, 3119268), (8, 2339451), (9, 2079512), (12, 1559634), (18, 1039756), (19, 985032), (24, 779817), (36, 519878), (38, 492516), (57, 328344), (72, 259939), (76, 246258), (114, 164172), (152, 123129), (171, 109448), (228, 82086), (342, 54724), (456, 41043), (684, 27362), (1368, 13681)]