20199271768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{41333}}^1$

素因数の和:41516

約数の個数: 64

約数和(自身を含む): 42220200960

約数和(自身を除く): 22020929192

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 127, 148, 254, 296, 481, 508, 962, 1016, 1651, 1924, 3302, 3848, 4699, 6604, 9398, 13208, 18796, 37592, 41333, 61087, 82666, 122174, 165332, 244348, 330664, 488696, 537329, 1074658, 1529321, 2149316, 3058642, 4298632, 5249291, 6117284, 10498582, 12234568, 19881173, 20997164, 39762346, 41994328, 68240783, 79524692, 136481566, 159049384, 194223767, 272963132, 388447534, 545926264, 776895068, 1553790136, 2524908971, 5049817942, 10099635884, 20199271768]

約数ペア:

[(1, 20199271768), (2, 10099635884), (4, 5049817942), (8, 2524908971), (13, 1553790136), (26, 776895068), (37, 545926264), (52, 388447534), (74, 272963132), (104, 194223767), (127, 159049384), (148, 136481566), (254, 79524692), (296, 68240783), (481, 41994328), (508, 39762346), (962, 20997164), (1016, 19881173), (1651, 12234568), (1924, 10498582), (3302, 6117284), (3848, 5249291), (4699, 4298632), (6604, 3058642), (9398, 2149316), (13208, 1529321), (18796, 1074658), (37592, 537329), (41333, 488696), (61087, 330664), (82666, 244348), (122174, 165332)]