18618944

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 56

約数和(自身を含む): 39730680

約数和(自身を除く): 21111736

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 109, 136, 157, 218, 272, 314, 436, 544, 628, 872, 1088, 1256, 1744, 1853, 2512, 2669, 3488, 3706, 5024, 5338, 6976, 7412, 10048, 10676, 14824, 17113, 21352, 29648, 34226, 42704, 59296, 68452, 85408, 118592, 136904, 170816, 273808, 290921, 547616, 581842, 1095232, 1163684, 2327368, 4654736, 9309472, 18618944]

約数ペア:

[(1, 18618944), (2, 9309472), (4, 4654736), (8, 2327368), (16, 1163684), (17, 1095232), (32, 581842), (34, 547616), (64, 290921), (68, 273808), (109, 170816), (136, 136904), (157, 118592), (218, 85408), (272, 68452), (314, 59296), (436, 42704), (544, 34226), (628, 29648), (872, 21352), (1088, 17113), (1256, 14824), (1744, 10676), (1853, 10048), (2512, 7412), (2669, 6976), (3488, 5338), (3706, 5024)]