18025882

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 35458560

約数和(自身を除く): 17432678

約数列:

[1, 2, 7, 14, 17, 23, 34, 37, 46, 74, 89, 119, 161, 178, 238, 259, 322, 391, 518, 623, 629, 782, 851, 1246, 1258, 1513, 1702, 2047, 2737, 3026, 3293, 4094, 4403, 5474, 5957, 6586, 8806, 10591, 11914, 14329, 14467, 21182, 23051, 28658, 28934, 34799, 46102, 55981, 69598, 75739, 101269, 111962, 151478, 202538, 243593, 391867, 487186, 530173, 783734, 1060346, 1287563, 2575126, 9012941, 18025882]

約数ペア:

[(1, 18025882), (2, 9012941), (7, 2575126), (14, 1287563), (17, 1060346), (23, 783734), (34, 530173), (37, 487186), (46, 391867), (74, 243593), (89, 202538), (119, 151478), (161, 111962), (178, 101269), (238, 75739), (259, 69598), (322, 55981), (391, 46102), (518, 34799), (623, 28934), (629, 28658), (782, 23051), (851, 21182), (1246, 14467), (1258, 14329), (1513, 11914), (1702, 10591), (2047, 8806), (2737, 6586), (3026, 5957), (3293, 5474), (4094, 4403)]