20163656646

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{409}}^1\times {\mathrm{130423}}^1$

素因数の和:130850

約数の個数: 64

約数和(自身を含む): 51334886400

約数和(自身を除く): 31171229754

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 409, 818, 1227, 2454, 2863, 3681, 5726, 7362, 8589, 11043, 17178, 22086, 25767, 51534, 77301, 130423, 154602, 260846, 391269, 782538, 912961, 1173807, 1825922, 2347614, 2738883, 3521421, 5477766, 7042842, 8216649, 16433298, 24649947, 49299894, 53343007, 106686014, 160029021, 320058042, 373401049, 480087063, 746802098, 960174126, 1120203147, 1440261189, 2240406294, 2880522378, 3360609441, 6721218882, 10081828323, 20163656646]

約数ペア:

[(1, 20163656646), (2, 10081828323), (3, 6721218882), (6, 3360609441), (7, 2880522378), (9, 2240406294), (14, 1440261189), (18, 1120203147), (21, 960174126), (27, 746802098), (42, 480087063), (54, 373401049), (63, 320058042), (126, 160029021), (189, 106686014), (378, 53343007), (409, 49299894), (818, 24649947), (1227, 16433298), (2454, 8216649), (2863, 7042842), (3681, 5477766), (5726, 3521421), (7362, 2738883), (8589, 2347614), (11043, 1825922), (17178, 1173807), (22086, 912961), (25767, 782538), (51534, 391269), (77301, 260846), (130423, 154602)]