20163236608

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{379}}^1\times {\mathrm{2927}}^1$

素因数の和:3393

約数の個数: 72

約数和(自身を含む): 40936250880

約数和(自身を除く): 20773014272

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 379, 568, 758, 1136, 1516, 2272, 2927, 3032, 4544, 5854, 6064, 9088, 11708, 12128, 18176, 23416, 24256, 26909, 46832, 48512, 53818, 93664, 97024, 107636, 187328, 207817, 215272, 374656, 415634, 430544, 749312, 831268, 861088, 1109333, 1662536, 1722176, 2218666, 3325072, 3444352, 4437332, 6650144, 6888704, 8874664, 13300288, 17749328, 26600576, 35498656, 53201152, 70997312, 78762643, 141994624, 157525286, 283989248, 315050572, 630101144, 1260202288, 2520404576, 5040809152, 10081618304, 20163236608]

約数ペア:

[(1, 20163236608), (2, 10081618304), (4, 5040809152), (8, 2520404576), (16, 1260202288), (32, 630101144), (64, 315050572), (71, 283989248), (128, 157525286), (142, 141994624), (256, 78762643), (284, 70997312), (379, 53201152), (568, 35498656), (758, 26600576), (1136, 17749328), (1516, 13300288), (2272, 8874664), (2927, 6888704), (3032, 6650144), (4544, 4437332), (5854, 3444352), (6064, 3325072), (9088, 2218666), (11708, 1722176), (12128, 1662536), (18176, 1109333), (23416, 861088), (24256, 831268), (26909, 749312), (46832, 430544), (48512, 415634), (53818, 374656), (93664, 215272), (97024, 207817), (107636, 187328)]