18536704

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 40389440

約数和(自身を除く): 21852736

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 103, 128, 148, 152, 206, 256, 296, 304, 412, 592, 608, 703, 824, 1184, 1216, 1406, 1648, 1957, 2368, 2432, 2812, 3296, 3811, 3914, 4736, 4864, 5624, 6592, 7622, 7828, 9472, 11248, 13184, 15244, 15656, 22496, 26368, 30488, 31312, 44992, 60976, 62624, 72409, 89984, 121952, 125248, 144818, 179968, 243904, 250496, 289636, 487808, 500992, 579272, 975616, 1158544, 2317088, 4634176, 9268352, 18536704]

約数ペア:

[(1, 18536704), (2, 9268352), (4, 4634176), (8, 2317088), (16, 1158544), (19, 975616), (32, 579272), (37, 500992), (38, 487808), (64, 289636), (74, 250496), (76, 243904), (103, 179968), (128, 144818), (148, 125248), (152, 121952), (206, 89984), (256, 72409), (296, 62624), (304, 60976), (412, 44992), (592, 31312), (608, 30488), (703, 26368), (824, 22496), (1184, 15656), (1216, 15244), (1406, 13184), (1648, 11248), (1957, 9472), (2368, 7828), (2432, 7622), (2812, 6592), (3296, 5624), (3811, 4864), (3914, 4736)]