20138261010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{4463}}^1\times {\mathrm{21487}}^1$

素因数の和:25967

約数の個数: 64

約数和(自身を含む): 55251320832

約数和(自身を除く): 35113059822

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 4463, 8926, 13389, 21487, 22315, 26778, 31241, 42974, 44630, 62482, 64461, 66945, 93723, 107435, 128922, 133890, 150409, 156205, 187446, 214870, 300818, 312410, 322305, 451227, 468615, 644610, 752045, 902454, 937230, 1504090, 2256135, 4512270, 95896481, 191792962, 287689443, 479482405, 575378886, 671275367, 958964810, 1342550734, 1438447215, 2013826101, 2876894430, 3356376835, 4027652202, 6712753670, 10069130505, 20138261010]

約数ペア:

[(1, 20138261010), (2, 10069130505), (3, 6712753670), (5, 4027652202), (6, 3356376835), (7, 2876894430), (10, 2013826101), (14, 1438447215), (15, 1342550734), (21, 958964810), (30, 671275367), (35, 575378886), (42, 479482405), (70, 287689443), (105, 191792962), (210, 95896481), (4463, 4512270), (8926, 2256135), (13389, 1504090), (21487, 937230), (22315, 902454), (26778, 752045), (31241, 644610), (42974, 468615), (44630, 451227), (62482, 322305), (64461, 312410), (66945, 300818), (93723, 214870), (107435, 187446), (128922, 156205), (133890, 150409)]