200920928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1553}}^1$

素因数の和:1887

約数の個数: 48

約数和(自身を含む): 427635936

約数和(自身を除く): 226715008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 311, 416, 622, 1244, 1553, 2488, 3106, 4043, 4976, 6212, 8086, 9952, 12424, 16172, 20189, 24848, 32344, 40378, 49696, 64688, 80756, 129376, 161512, 323024, 482983, 646048, 965966, 1931932, 3863864, 6278779, 7727728, 12557558, 15455456, 25115116, 50230232, 100460464, 200920928]

約数ペア:

[(1, 200920928), (2, 100460464), (4, 50230232), (8, 25115116), (13, 15455456), (16, 12557558), (26, 7727728), (32, 6278779), (52, 3863864), (104, 1931932), (208, 965966), (311, 646048), (416, 482983), (622, 323024), (1244, 161512), (1553, 129376), (2488, 80756), (3106, 64688), (4043, 49696), (4976, 40378), (6212, 32344), (8086, 24848), (9952, 20189), (12424, 16172)]