20931960498

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1566529}}^1$

素因数の和:1566682

約数の個数: 32

約数和(自身を含む): 44664903360

約数和(自身を除く): 23732942862

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 131, 262, 393, 786, 2227, 4454, 6681, 13362, 1566529, 3133058, 4699587, 9399174, 26630993, 53261986, 79892979, 159785958, 205215299, 410430598, 615645897, 1231291794, 3488660083, 6977320166, 10465980249, 20931960498]

約数ペア:

[(1, 20931960498), (2, 10465980249), (3, 6977320166), (6, 3488660083), (17, 1231291794), (34, 615645897), (51, 410430598), (102, 205215299), (131, 159785958), (262, 79892979), (393, 53261986), (786, 26630993), (2227, 9399174), (4454, 4699587), (6681, 3133058), (13362, 1566529)]