201999872

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{10663}}^1$

素因数の和:10718

約数の個数: 40

約数和(自身を含む): 414552336

約数和(自身を除く): 212552464

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 1184, 2368, 4736, 9472, 10663, 18944, 21326, 42652, 85304, 170608, 341216, 394531, 682432, 789062, 1364864, 1578124, 2729728, 3156248, 5459456, 6312496, 12624992, 25249984, 50499968, 100999936, 201999872]

約数ペア:

[(1, 201999872), (2, 100999936), (4, 50499968), (8, 25249984), (16, 12624992), (32, 6312496), (37, 5459456), (64, 3156248), (74, 2729728), (128, 1578124), (148, 1364864), (256, 789062), (296, 682432), (512, 394531), (592, 341216), (1184, 170608), (2368, 85304), (4736, 42652), (9472, 21326), (10663, 18944)]