20177525764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1619}}^1\times {\mathrm{1901}}^1$

素因数の和:3684

約数の個数: 48

約数和(自身を含む): 38823624000

約数和(自身を除く): 18646098236

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1619, 1639, 1901, 3238, 3278, 3802, 6476, 6556, 7604, 17809, 20911, 35618, 41822, 71236, 83644, 241231, 283249, 482462, 566498, 964924, 1132996, 2653541, 3077719, 3115739, 5307082, 6155438, 6231478, 10614164, 12310876, 12462956, 33854909, 67709818, 135419636, 458580131, 917160262, 1834320524, 5044381441, 10088762882, 20177525764]

約数ペア:

[(1, 20177525764), (2, 10088762882), (4, 5044381441), (11, 1834320524), (22, 917160262), (44, 458580131), (149, 135419636), (298, 67709818), (596, 33854909), (1619, 12462956), (1639, 12310876), (1901, 10614164), (3238, 6231478), (3278, 6155438), (3802, 5307082), (6476, 3115739), (6556, 3077719), (7604, 2653541), (17809, 1132996), (20911, 964924), (35618, 566498), (41822, 482462), (71236, 283249), (83644, 241231)]