201721024

素因数分解:

$2^6\times {\mathrm{19}}^2\times {\mathrm{8731}}^1$

素因数の和:8781

約数の個数: 42

約数和(自身を含む): 422515284

約数和(自身を除く): 220794260

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 361, 608, 722, 1216, 1444, 2888, 5776, 8731, 11552, 17462, 23104, 34924, 69848, 139696, 165889, 279392, 331778, 558784, 663556, 1327112, 2654224, 3151891, 5308448, 6303782, 10616896, 12607564, 25215128, 50430256, 100860512, 201721024]

約数ペア:

[(1, 201721024), (2, 100860512), (4, 50430256), (8, 25215128), (16, 12607564), (19, 10616896), (32, 6303782), (38, 5308448), (64, 3151891), (76, 2654224), (152, 1327112), (304, 663556), (361, 558784), (608, 331778), (722, 279392), (1216, 165889), (1444, 139696), (2888, 69848), (5776, 34924), (8731, 23104), (11552, 17462)]