18670291773

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1\times {\mathrm{11939}}^1$

素因数の和:12721

約数の個数: 32

約数和(自身を含む): 28747699200

約数和(自身を除く): 10077407427

約数列:

[1, 3, 7, 21, 113, 339, 659, 791, 1977, 2373, 4613, 11939, 13839, 35817, 74467, 83573, 223401, 250719, 521269, 1349107, 1563807, 4047321, 7867801, 9443749, 23603403, 28331247, 55074607, 165223821, 889061513, 2667184539, 6223430591, 18670291773]

約数ペア:

[(1, 18670291773), (3, 6223430591), (7, 2667184539), (21, 889061513), (113, 165223821), (339, 55074607), (659, 28331247), (791, 23603403), (1977, 9443749), (2373, 7867801), (4613, 4047321), (11939, 1563807), (13839, 1349107), (35817, 521269), (74467, 250719), (83573, 223401)]