18943936

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 56

約数和(自身を含む): 41696640

約数和(自身を除く): 22752704

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 142, 176, 284, 352, 379, 568, 704, 758, 781, 1136, 1516, 1562, 2272, 3032, 3124, 4169, 4544, 6064, 6248, 8338, 12128, 12496, 16676, 24256, 24992, 26909, 33352, 49984, 53818, 66704, 107636, 133408, 215272, 266816, 295999, 430544, 591998, 861088, 1183996, 1722176, 2367992, 4735984, 9471968, 18943936]

約数ペア:

[(1, 18943936), (2, 9471968), (4, 4735984), (8, 2367992), (11, 1722176), (16, 1183996), (22, 861088), (32, 591998), (44, 430544), (64, 295999), (71, 266816), (88, 215272), (142, 133408), (176, 107636), (284, 66704), (352, 53818), (379, 49984), (568, 33352), (704, 26909), (758, 24992), (781, 24256), (1136, 16676), (1516, 12496), (1562, 12128), (2272, 8338), (3032, 6248), (3124, 6064), (4169, 4544)]