20198680726

素因数分解:

$2^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{949811}}^1$

素因数の和:949865

約数の個数: 32

約数和(自身を含む): 36472780800

約数和(自身を除く): 16274100074

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 343, 434, 686, 1519, 3038, 10633, 21266, 949811, 1899622, 6648677, 13297354, 29444141, 46540739, 58888282, 93081478, 206108987, 325785173, 412217974, 651570346, 1442762909, 2885525818, 10099340363, 20198680726]

約数ペア:

[(1, 20198680726), (2, 10099340363), (7, 2885525818), (14, 1442762909), (31, 651570346), (49, 412217974), (62, 325785173), (98, 206108987), (217, 93081478), (343, 58888282), (434, 46540739), (686, 29444141), (1519, 13297354), (3038, 6648677), (10633, 1899622), (21266, 949811)]