201523916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{643}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 408965760

約数和(自身を除く): 207441844

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 419, 643, 748, 838, 1286, 1676, 2572, 4609, 7073, 7123, 9218, 10931, 14146, 14246, 18436, 21862, 28292, 28492, 43724, 78353, 120241, 156706, 240482, 269417, 313412, 480964, 538834, 1077668, 2963587, 4580089, 5927174, 9160178, 11854348, 18320356, 50380979, 100761958, 201523916]

約数ペア:

[(1, 201523916), (2, 100761958), (4, 50380979), (11, 18320356), (17, 11854348), (22, 9160178), (34, 5927174), (44, 4580089), (68, 2963587), (187, 1077668), (374, 538834), (419, 480964), (643, 313412), (748, 269417), (838, 240482), (1286, 156706), (1676, 120241), (2572, 78353), (4609, 43724), (7073, 28492), (7123, 28292), (9218, 21862), (10931, 18436), (14146, 14246)]