19156987393744

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{14767}}^1\times {\mathrm{184693}}^1$

素因数の和:199907

約数の個数: 40

約数和(自身を含む): 37203931930880

約数和(自身を除く): 18046944537136

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 14767, 29534, 59068, 118136, 184693, 236272, 369386, 738772, 1477544, 2955088, 6482713, 12965426, 25930852, 51861704, 81080227, 103723408, 162160454, 324320908, 648641816, 1297283632, 2727361531, 5454723062, 10909446124, 21818892248, 43637784496, 1197311712109, 2394623424218, 4789246848436, 9578493696872, 19156987393744]

約数ペア:

[(1, 19156987393744), (2, 9578493696872), (4, 4789246848436), (8, 2394623424218), (16, 1197311712109), (439, 43637784496), (878, 21818892248), (1756, 10909446124), (3512, 5454723062), (7024, 2727361531), (14767, 1297283632), (29534, 648641816), (59068, 324320908), (118136, 162160454), (184693, 103723408), (236272, 81080227), (369386, 51861704), (738772, 25930852), (1477544, 12965426), (2955088, 6482713)]