20342378

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 36180864

約数和(自身を除く): 15838486

約数列:

[1, 2, 7, 14, 37, 74, 173, 227, 259, 346, 454, 518, 1211, 1589, 2422, 3178, 6401, 8399, 12802, 16798, 39271, 44807, 58793, 78542, 89614, 117586, 274897, 549794, 1453027, 2906054, 10171189, 20342378]

約数ペア:

[(1, 20342378), (2, 10171189), (7, 2906054), (14, 1453027), (37, 549794), (74, 274897), (173, 117586), (227, 89614), (259, 78542), (346, 58793), (454, 44807), (518, 39271), (1211, 16798), (1589, 12802), (2422, 8399), (3178, 6401)]