1813778876

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{160739}}^1$

素因数の和:160794

約数の個数: 48

約数和(自身を含む): 4032645120

約数和(自身を除く): 2218866244

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 160739, 321478, 642956, 1125173, 2089607, 2250346, 4179214, 4500692, 4982909, 8358428, 9965818, 14627249, 19931636, 29254498, 34880363, 58508996, 64777817, 69760726, 129555634, 139521452, 259111268, 453444719, 906889438, 1813778876]

約数ペア:

[(1, 1813778876), (2, 906889438), (4, 453444719), (7, 259111268), (13, 139521452), (14, 129555634), (26, 69760726), (28, 64777817), (31, 58508996), (52, 34880363), (62, 29254498), (91, 19931636), (124, 14627249), (182, 9965818), (217, 8358428), (364, 4982909), (403, 4500692), (434, 4179214), (806, 2250346), (868, 2089607), (1612, 1125173), (2821, 642956), (5642, 321478), (11284, 160739)]