19753472

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1000

約数の個数: 40

約数和(自身を含む): 40473972

約数和(自身を除く): 20720500

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 941, 1312, 1882, 2624, 3764, 5248, 7528, 10496, 15056, 20992, 30112, 38581, 60224, 77162, 120448, 154324, 240896, 308648, 481792, 617296, 1234592, 2469184, 4938368, 9876736, 19753472]

約数ペア:

[(1, 19753472), (2, 9876736), (4, 4938368), (8, 2469184), (16, 1234592), (32, 617296), (41, 481792), (64, 308648), (82, 240896), (128, 154324), (164, 120448), (256, 77162), (328, 60224), (512, 38581), (656, 30112), (941, 20992), (1312, 15056), (1882, 10496), (2624, 7528), (3764, 5248)]