19005480123

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{443}}^1\times {\mathrm{7069}}^1$

素因数の和:7556

約数の個数: 48

約数和(自身を含む): 30838321920

約数和(自身を除く): 11832841797

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 443, 867, 1329, 2023, 3101, 6069, 7069, 7531, 9303, 21207, 22593, 49483, 52717, 120173, 128027, 148449, 158151, 360519, 384081, 841211, 896189, 2042941, 2523633, 2688567, 3131567, 6128823, 9394701, 14300587, 21920969, 42901761, 53236639, 65762907, 159709917, 372656473, 905022863, 1117969419, 2715068589, 6335160041, 19005480123]

約数ペア:

[(1, 19005480123), (3, 6335160041), (7, 2715068589), (17, 1117969419), (21, 905022863), (51, 372656473), (119, 159709917), (289, 65762907), (357, 53236639), (443, 42901761), (867, 21920969), (1329, 14300587), (2023, 9394701), (3101, 6128823), (6069, 3131567), (7069, 2688567), (7531, 2523633), (9303, 2042941), (21207, 896189), (22593, 841211), (49483, 384081), (52717, 360519), (120173, 158151), (128027, 148449)]