19541024

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{2113}}^1$

素因数の和:2157

約数の個数: 36

約数和(自身を含む): 40886874

約数和(自身を除く): 21345850

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2113, 2312, 4226, 4624, 8452, 9248, 16904, 33808, 35921, 67616, 71842, 143684, 287368, 574736, 610657, 1149472, 1221314, 2442628, 4885256, 9770512, 19541024]

約数ペア:

[(1, 19541024), (2, 9770512), (4, 4885256), (8, 2442628), (16, 1221314), (17, 1149472), (32, 610657), (34, 574736), (68, 287368), (136, 143684), (272, 71842), (289, 67616), (544, 35921), (578, 33808), (1156, 16904), (2113, 9248), (2312, 8452), (4226, 4624)]