201267494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 328237920

約数和(自身を除く): 126970426

約数列:

[1, 2, 19, 37, 38, 74, 257, 514, 557, 703, 1114, 1406, 4883, 9509, 9766, 10583, 19018, 20609, 21166, 41218, 143149, 180671, 286298, 361342, 391571, 783142, 2719831, 5296513, 5439662, 10593026, 100633747, 201267494]

約数ペア:

[(1, 201267494), (2, 100633747), (19, 10593026), (37, 5439662), (38, 5296513), (74, 2719831), (257, 783142), (514, 391571), (557, 361342), (703, 286298), (1114, 180671), (1406, 143149), (4883, 41218), (9509, 21166), (9766, 20609), (10583, 19018)]