17939474872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{175891}}^1$

素因数の和:175988

約数の個数: 64

約数和(自身を含む): 39259094400

約数和(自身を除く): 21319619528

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 61, 76, 88, 122, 152, 209, 244, 418, 488, 671, 836, 1159, 1342, 1672, 2318, 2684, 4636, 5368, 9272, 12749, 25498, 50996, 101992, 175891, 351782, 703564, 1407128, 1934801, 3341929, 3869602, 6683858, 7739204, 10729351, 13367716, 15478408, 21458702, 26735432, 36761219, 42917404, 73522438, 85834808, 118022861, 147044876, 203857669, 236045722, 294089752, 407715338, 472091444, 815430676, 944182888, 1630861352, 2242434359, 4484868718, 8969737436, 17939474872]

約数ペア:

[(1, 17939474872), (2, 8969737436), (4, 4484868718), (8, 2242434359), (11, 1630861352), (19, 944182888), (22, 815430676), (38, 472091444), (44, 407715338), (61, 294089752), (76, 236045722), (88, 203857669), (122, 147044876), (152, 118022861), (209, 85834808), (244, 73522438), (418, 42917404), (488, 36761219), (671, 26735432), (836, 21458702), (1159, 15478408), (1342, 13367716), (1672, 10729351), (2318, 7739204), (2684, 6683858), (4636, 3869602), (5368, 3341929), (9272, 1934801), (12749, 1407128), (25498, 703564), (50996, 351782), (101992, 175891)]