20536416890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{6967}}^1$

素因数の和:7323

約数の個数: 64

約数和(自身を含む): 40842067968

約数和(自身を除く): 20305651078

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 211, 254, 422, 635, 1055, 1270, 1397, 2110, 2321, 2794, 4642, 6967, 6985, 11605, 13934, 13970, 23210, 26797, 34835, 53594, 69670, 76637, 133985, 153274, 267970, 294767, 383185, 589534, 766370, 884809, 1470037, 1473835, 1769618, 2940074, 2947670, 4424045, 7350185, 8848090, 9732899, 14700370, 16170407, 19465798, 32340814, 48664495, 80852035, 97328990, 161704070, 186694699, 373389398, 933473495, 1866946990, 2053641689, 4107283378, 10268208445, 20536416890]

約数ペア:

[(1, 20536416890), (2, 10268208445), (5, 4107283378), (10, 2053641689), (11, 1866946990), (22, 933473495), (55, 373389398), (110, 186694699), (127, 161704070), (211, 97328990), (254, 80852035), (422, 48664495), (635, 32340814), (1055, 19465798), (1270, 16170407), (1397, 14700370), (2110, 9732899), (2321, 8848090), (2794, 7350185), (4642, 4424045), (6967, 2947670), (6985, 2940074), (11605, 1769618), (13934, 1473835), (13970, 1470037), (23210, 884809), (26797, 766370), (34835, 589534), (53594, 383185), (69670, 294767), (76637, 267970), (133985, 153274)]