20145121412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{14533}}^1$

素因数の和:14653

約数の個数: 96

約数和(自身を含む): 42388120320

約数和(自身を除く): 22242998908

約数列:

[1, 2, 4, 13, 19, 23, 26, 38, 46, 52, 61, 76, 92, 122, 244, 247, 299, 437, 494, 598, 793, 874, 988, 1159, 1196, 1403, 1586, 1748, 2318, 2806, 3172, 4636, 5612, 5681, 11362, 14533, 15067, 18239, 22724, 26657, 29066, 30134, 36478, 53314, 58132, 60268, 72956, 106628, 188929, 276127, 334259, 346541, 377858, 552254, 668518, 693082, 755716, 886513, 1104508, 1337036, 1386164, 1773026, 3546052, 3589651, 4345367, 6350921, 7179302, 8690734, 11524669, 12701842, 14358604, 16843747, 17381468, 20389799, 23049338, 25403684, 33687494, 40779598, 46098676, 67374988, 81559196, 82561973, 165123946, 218968711, 265067387, 330247892, 387406181, 437937422, 530134774, 774812362, 875874844, 1060269548, 1549624724, 5036280353, 10072560706, 20145121412]

約数ペア:

[(1, 20145121412), (2, 10072560706), (4, 5036280353), (13, 1549624724), (19, 1060269548), (23, 875874844), (26, 774812362), (38, 530134774), (46, 437937422), (52, 387406181), (61, 330247892), (76, 265067387), (92, 218968711), (122, 165123946), (244, 82561973), (247, 81559196), (299, 67374988), (437, 46098676), (494, 40779598), (598, 33687494), (793, 25403684), (874, 23049338), (988, 20389799), (1159, 17381468), (1196, 16843747), (1403, 14358604), (1586, 12701842), (1748, 11524669), (2318, 8690734), (2806, 7179302), (3172, 6350921), (4636, 4345367), (5612, 3589651), (5681, 3546052), (11362, 1773026), (14533, 1386164), (15067, 1337036), (18239, 1104508), (22724, 886513), (26657, 755716), (29066, 693082), (30134, 668518), (36478, 552254), (53314, 377858), (58132, 346541), (60268, 334259), (72956, 276127), (106628, 188929)]