20808874328

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1531}}^1$

素因数の和:2317

約数の個数: 96

約数和(自身を含む): 45233832000

約数和(自身を除く): 24424957672

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 739, 836, 968, 1478, 1531, 1672, 2299, 2956, 3062, 4598, 5912, 6124, 8129, 9196, 12248, 14041, 16258, 16841, 18392, 28082, 29089, 32516, 33682, 56164, 58178, 65032, 67364, 89419, 112328, 116356, 134728, 154451, 178838, 185251, 232712, 308902, 319979, 357676, 370502, 617804, 639958, 715352, 741004, 1131409, 1235608, 1279916, 1482008, 1698961, 2262818, 2559832, 3397922, 3519769, 4525636, 6795844, 7039538, 9051272, 12445499, 13591688, 14079076, 21496771, 24890998, 28158152, 42993542, 49781996, 85987084, 99563992, 136900489, 171974168, 236464481, 273800978, 472928962, 547601956, 945857924, 1095203912, 1891715848, 2601109291, 5202218582, 10404437164, 20808874328]

約数ペア:

[(1, 20808874328), (2, 10404437164), (4, 5202218582), (8, 2601109291), (11, 1891715848), (19, 1095203912), (22, 945857924), (38, 547601956), (44, 472928962), (76, 273800978), (88, 236464481), (121, 171974168), (152, 136900489), (209, 99563992), (242, 85987084), (418, 49781996), (484, 42993542), (739, 28158152), (836, 24890998), (968, 21496771), (1478, 14079076), (1531, 13591688), (1672, 12445499), (2299, 9051272), (2956, 7039538), (3062, 6795844), (4598, 4525636), (5912, 3519769), (6124, 3397922), (8129, 2559832), (9196, 2262818), (12248, 1698961), (14041, 1482008), (16258, 1279916), (16841, 1235608), (18392, 1131409), (28082, 741004), (29089, 715352), (32516, 639958), (33682, 617804), (56164, 370502), (58178, 357676), (65032, 319979), (67364, 308902), (89419, 232712), (112328, 185251), (116356, 178838), (134728, 154451)]