18046340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2239}}^1$

素因数の和:2292

約数の個数: 48

約数和(自身を含む): 42147840

約数和(自身を除く): 24101500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 2239, 4030, 4478, 8060, 8956, 11195, 22390, 29107, 44780, 58214, 69409, 116428, 138818, 145535, 277636, 291070, 347045, 582140, 694090, 902317, 1388180, 1804634, 3609268, 4511585, 9023170, 18046340]

約数ペア:

[(1, 18046340), (2, 9023170), (4, 4511585), (5, 3609268), (10, 1804634), (13, 1388180), (20, 902317), (26, 694090), (31, 582140), (52, 347045), (62, 291070), (65, 277636), (124, 145535), (130, 138818), (155, 116428), (260, 69409), (310, 58214), (403, 44780), (620, 29107), (806, 22390), (1612, 11195), (2015, 8956), (2239, 8060), (4030, 4478)]