20796664464

素因数分解:

$2^4\times 3^4\times {\mathrm{31}}^1\times {\mathrm{517639}}^1$

素因数の和:517690

約数の個数: 100

約数和(自身を含む): 62133364480

約数和(自身を除く): 41336700016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 81, 93, 108, 124, 144, 162, 186, 216, 248, 279, 324, 372, 432, 496, 558, 648, 744, 837, 1116, 1296, 1488, 1674, 2232, 2511, 3348, 4464, 5022, 6696, 10044, 13392, 20088, 40176, 517639, 1035278, 1552917, 2070556, 3105834, 4141112, 4658751, 6211668, 8282224, 9317502, 12423336, 13976253, 16046809, 18635004, 24846672, 27952506, 32093618, 37270008, 41928759, 48140427, 55905012, 64187236, 74540016, 83857518, 96280854, 111810024, 128374472, 144421281, 167715036, 192561708, 223620048, 256748944, 288842562, 335430072, 385123416, 433263843, 577685124, 670860144, 770246832, 866527686, 1155370248, 1299791529, 1733055372, 2310740496, 2599583058, 3466110744, 5199166116, 6932221488, 10398332232, 20796664464]

約数ペア:

[(1, 20796664464), (2, 10398332232), (3, 6932221488), (4, 5199166116), (6, 3466110744), (8, 2599583058), (9, 2310740496), (12, 1733055372), (16, 1299791529), (18, 1155370248), (24, 866527686), (27, 770246832), (31, 670860144), (36, 577685124), (48, 433263843), (54, 385123416), (62, 335430072), (72, 288842562), (81, 256748944), (93, 223620048), (108, 192561708), (124, 167715036), (144, 144421281), (162, 128374472), (186, 111810024), (216, 96280854), (248, 83857518), (279, 74540016), (324, 64187236), (372, 55905012), (432, 48140427), (496, 41928759), (558, 37270008), (648, 32093618), (744, 27952506), (837, 24846672), (1116, 18635004), (1296, 16046809), (1488, 13976253), (1674, 12423336), (2232, 9317502), (2511, 8282224), (3348, 6211668), (4464, 4658751), (5022, 4141112), (6696, 3105834), (10044, 2070556), (13392, 1552917), (20088, 1035278), (40176, 517639)]