18655150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 37162800

約数和(自身を除く): 18507650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 73, 95, 146, 190, 269, 365, 475, 538, 730, 950, 1345, 1387, 1825, 2690, 2774, 3650, 5111, 6725, 6935, 10222, 13450, 13870, 19637, 25555, 34675, 39274, 51110, 69350, 98185, 127775, 196370, 255550, 373103, 490925, 746206, 981850, 1865515, 3731030, 9327575, 18655150]

約数ペア:

[(1, 18655150), (2, 9327575), (5, 3731030), (10, 1865515), (19, 981850), (25, 746206), (38, 490925), (50, 373103), (73, 255550), (95, 196370), (146, 127775), (190, 98185), (269, 69350), (365, 51110), (475, 39274), (538, 34675), (730, 25555), (950, 19637), (1345, 13870), (1387, 13450), (1825, 10222), (2690, 6935), (2774, 6725), (3650, 5111)]