20016704

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 56

約数和(自身を含む): 41696640

約数和(自身を除く): 21679936

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 79, 107, 148, 158, 214, 296, 316, 428, 592, 632, 856, 1184, 1264, 1712, 2368, 2528, 2923, 3424, 3959, 5056, 5846, 6848, 7918, 8453, 11692, 15836, 16906, 23384, 31672, 33812, 46768, 63344, 67624, 93536, 126688, 135248, 187072, 253376, 270496, 312761, 540992, 625522, 1251044, 2502088, 5004176, 10008352, 20016704]

約数ペア:

[(1, 20016704), (2, 10008352), (4, 5004176), (8, 2502088), (16, 1251044), (32, 625522), (37, 540992), (64, 312761), (74, 270496), (79, 253376), (107, 187072), (148, 135248), (158, 126688), (214, 93536), (296, 67624), (316, 63344), (428, 46768), (592, 33812), (632, 31672), (856, 23384), (1184, 16906), (1264, 15836), (1712, 11692), (2368, 8453), (2528, 7918), (2923, 6848), (3424, 5846), (3959, 5056)]