19746752

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 56

約数和(自身を含む): 41696640

約数和(自身を除く): 21949888

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 148, 248, 269, 296, 496, 538, 592, 992, 1076, 1147, 1184, 1984, 2152, 2294, 2368, 4304, 4588, 8339, 8608, 9176, 9953, 16678, 17216, 18352, 19906, 33356, 36704, 39812, 66712, 73408, 79624, 133424, 159248, 266848, 308543, 318496, 533696, 617086, 636992, 1234172, 2468344, 4936688, 9873376, 19746752]

約数ペア:

[(1, 19746752), (2, 9873376), (4, 4936688), (8, 2468344), (16, 1234172), (31, 636992), (32, 617086), (37, 533696), (62, 318496), (64, 308543), (74, 266848), (124, 159248), (148, 133424), (248, 79624), (269, 73408), (296, 66712), (496, 39812), (538, 36704), (592, 33356), (992, 19906), (1076, 18352), (1147, 17216), (1184, 16678), (1984, 9953), (2152, 9176), (2294, 8608), (2368, 8339), (4304, 4588)]