19356100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4721}}^1$

素因数の和:4776

約数の個数: 36

約数和(自身を含む): 43036308

約数和(自身を除く): 23680208

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 4721, 9442, 18884, 23605, 47210, 94420, 118025, 193561, 236050, 387122, 472100, 774244, 967805, 1935610, 3871220, 4839025, 9678050, 19356100]

約数ペア:

[(1, 19356100), (2, 9678050), (4, 4839025), (5, 3871220), (10, 1935610), (20, 967805), (25, 774244), (41, 472100), (50, 387122), (82, 236050), (100, 193561), (164, 118025), (205, 94420), (410, 47210), (820, 23605), (1025, 18884), (2050, 9442), (4100, 4721)]