2019945655

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{8521}}^1$

素因数の和:9067

約数の個数: 32

約数和(自身を含む): 2989381248

約数和(自身を除く): 969435593

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 521, 2605, 3647, 6773, 8521, 18235, 33865, 42605, 47411, 59647, 110773, 237055, 298235, 553865, 775411, 3877055, 4439441, 22197205, 31076087, 57712733, 155380435, 288563665, 403989131, 2019945655]

約数ペア:

[(1, 2019945655), (5, 403989131), (7, 288563665), (13, 155380435), (35, 57712733), (65, 31076087), (91, 22197205), (455, 4439441), (521, 3877055), (2605, 775411), (3647, 553865), (6773, 298235), (8521, 237055), (18235, 110773), (33865, 59647), (42605, 47411)]