20805364328

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1434457}}^1$

素因数の和:1434514

約数の個数: 48

約数和(自身を含む): 46605540420

約数和(自身を除く): 25800176092

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 49, 56, 74, 98, 148, 196, 259, 296, 392, 518, 1036, 1813, 2072, 3626, 7252, 14504, 1434457, 2868914, 5737828, 10041199, 11475656, 20082398, 40164796, 53074909, 70288393, 80329592, 106149818, 140576786, 212299636, 281153572, 371524363, 424599272, 562307144, 743048726, 1486097452, 2600670541, 2972194904, 5201341082, 10402682164, 20805364328]

約数ペア:

[(1, 20805364328), (2, 10402682164), (4, 5201341082), (7, 2972194904), (8, 2600670541), (14, 1486097452), (28, 743048726), (37, 562307144), (49, 424599272), (56, 371524363), (74, 281153572), (98, 212299636), (148, 140576786), (196, 106149818), (259, 80329592), (296, 70288393), (392, 53074909), (518, 40164796), (1036, 20082398), (1813, 11475656), (2072, 10041199), (3626, 5737828), (7252, 2868914), (14504, 1434457)]