18442728070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1609}}^1\times {\mathrm{2383}}^1$

素因数の和:4049

約数の個数: 64

約数和(自身を含む): 36754986240

約数和(自身を除く): 18312258170

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 1609, 2383, 2405, 3218, 4766, 4810, 8045, 11915, 16090, 20917, 23830, 30979, 41834, 59533, 61958, 88171, 104585, 119066, 154895, 176342, 209170, 297665, 309790, 440855, 595330, 773929, 881710, 1146223, 1547858, 2292446, 3834247, 3869645, 5731115, 7668494, 7739290, 11462230, 19171235, 38342470, 49845211, 99690422, 141867139, 249226055, 283734278, 498452110, 709335695, 1418671390, 1844272807, 3688545614, 9221364035, 18442728070]

約数ペア:

[(1, 18442728070), (2, 9221364035), (5, 3688545614), (10, 1844272807), (13, 1418671390), (26, 709335695), (37, 498452110), (65, 283734278), (74, 249226055), (130, 141867139), (185, 99690422), (370, 49845211), (481, 38342470), (962, 19171235), (1609, 11462230), (2383, 7739290), (2405, 7668494), (3218, 5731115), (4766, 3869645), (4810, 3834247), (8045, 2292446), (11915, 1547858), (16090, 1146223), (20917, 881710), (23830, 773929), (30979, 595330), (41834, 440855), (59533, 309790), (61958, 297665), (88171, 209170), (104585, 176342), (119066, 154895)]