19805782

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 33242400

約数和(自身を除く): 13436618

約数列:

[1, 2, 17, 29, 34, 53, 58, 106, 379, 493, 758, 901, 986, 1537, 1802, 3074, 6443, 10991, 12886, 20087, 21982, 26129, 40174, 52258, 186847, 341479, 373694, 582523, 682958, 1165046, 9902891, 19805782]

約数ペア:

[(1, 19805782), (2, 9902891), (17, 1165046), (29, 682958), (34, 582523), (53, 373694), (58, 341479), (106, 186847), (379, 52258), (493, 40174), (758, 26129), (901, 21982), (986, 20087), (1537, 12886), (1802, 10991), (3074, 6443)]