19611776

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 41511960

約数和(自身を除く): 21900184

約数列:

[1, 2, 4, 8, 16, 32, 37, 41, 64, 74, 82, 101, 128, 148, 164, 202, 296, 328, 404, 592, 656, 808, 1184, 1312, 1517, 1616, 2368, 2624, 3034, 3232, 3737, 4141, 4736, 5248, 6068, 6464, 7474, 8282, 12136, 12928, 14948, 16564, 24272, 29896, 33128, 48544, 59792, 66256, 97088, 119584, 132512, 153217, 194176, 239168, 265024, 306434, 478336, 530048, 612868, 1225736, 2451472, 4902944, 9805888, 19611776]

約数ペア:

[(1, 19611776), (2, 9805888), (4, 4902944), (8, 2451472), (16, 1225736), (32, 612868), (37, 530048), (41, 478336), (64, 306434), (74, 265024), (82, 239168), (101, 194176), (128, 153217), (148, 132512), (164, 119584), (202, 97088), (296, 66256), (328, 59792), (404, 48544), (592, 33128), (656, 29896), (808, 24272), (1184, 16564), (1312, 14948), (1517, 12928), (1616, 12136), (2368, 8282), (2624, 7474), (3034, 6464), (3232, 6068), (3737, 5248), (4141, 4736)]