201917636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1193}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 397172160

約数和(自身を除く): 195254524

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 131, 262, 323, 524, 646, 1193, 1292, 2227, 2386, 2489, 4454, 4772, 4978, 8908, 9956, 20281, 22667, 40562, 42313, 45334, 81124, 84626, 90668, 156283, 169252, 312566, 385339, 625132, 770678, 1541356, 2656811, 2969377, 5313622, 5938754, 10627244, 11877508, 50479409, 100958818, 201917636]

約数ペア:

[(1, 201917636), (2, 100958818), (4, 50479409), (17, 11877508), (19, 10627244), (34, 5938754), (38, 5313622), (68, 2969377), (76, 2656811), (131, 1541356), (262, 770678), (323, 625132), (524, 385339), (646, 312566), (1193, 169252), (1292, 156283), (2227, 90668), (2386, 84626), (2489, 81124), (4454, 45334), (4772, 42313), (4978, 40562), (8908, 22667), (9956, 20281)]