2000718088

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{2767}}^1$

素因数の和:2930

約数の個数: 64

約数和(自身を含む): 4065638400

約数和(自身を除く): 2064920312

約数列:

[1, 2, 4, 8, 19, 38, 67, 71, 76, 134, 142, 152, 268, 284, 536, 568, 1273, 1349, 2546, 2698, 2767, 4757, 5092, 5396, 5534, 9514, 10184, 10792, 11068, 19028, 22136, 38056, 52573, 90383, 105146, 180766, 185389, 196457, 210292, 361532, 370778, 392914, 420584, 723064, 741556, 785828, 1483112, 1571656, 3522391, 3732683, 7044782, 7465366, 13162619, 14089564, 14930732, 26325238, 28179128, 29861464, 52650476, 105300952, 250089761, 500179522, 1000359044, 2000718088]

約数ペア:

[(1, 2000718088), (2, 1000359044), (4, 500179522), (8, 250089761), (19, 105300952), (38, 52650476), (67, 29861464), (71, 28179128), (76, 26325238), (134, 14930732), (142, 14089564), (152, 13162619), (268, 7465366), (284, 7044782), (536, 3732683), (568, 3522391), (1273, 1571656), (1349, 1483112), (2546, 785828), (2698, 741556), (2767, 723064), (4757, 420584), (5092, 392914), (5396, 370778), (5534, 361532), (9514, 210292), (10184, 196457), (10792, 185389), (11068, 180766), (19028, 105146), (22136, 90383), (38056, 52573)]