18681037333

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 23487528960

約数和(自身を除く): 4806491627

約数列:

[1, 7, 17, 73, 79, 119, 163, 167, 511, 553, 1141, 1169, 1241, 1343, 2771, 2839, 5767, 8687, 9401, 11899, 12191, 12877, 13193, 19397, 19873, 27221, 40369, 83293, 85337, 90139, 92351, 98039, 190547, 202283, 207247, 218909, 224281, 462757, 686273, 940021, 963089, 1415981, 1450729, 1532363, 1569967, 1987133, 2150459, 3239299, 6580147, 6741623, 13909931, 15053213, 15980357, 16372513, 33781261, 36557803, 111862499, 114607591, 156983507, 236468827, 255904621, 1098884549, 2668719619, 18681037333]

約数ペア:

[(1, 18681037333), (7, 2668719619), (17, 1098884549), (73, 255904621), (79, 236468827), (119, 156983507), (163, 114607591), (167, 111862499), (511, 36557803), (553, 33781261), (1141, 16372513), (1169, 15980357), (1241, 15053213), (1343, 13909931), (2771, 6741623), (2839, 6580147), (5767, 3239299), (8687, 2150459), (9401, 1987133), (11899, 1569967), (12191, 1532363), (12877, 1450729), (13193, 1415981), (19397, 963089), (19873, 940021), (27221, 686273), (40369, 462757), (83293, 224281), (85337, 218909), (90139, 207247), (92351, 202283), (98039, 190547)]