18378889269

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{12736583}}^1$

素因数の和:12736636

約数の個数: 16

約数和(自身を含む): 27103450752

約数和(自身を除く): 8724561483

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 12736583, 38209749, 165575579, 471253571, 496726737, 1413760713, 6126296423, 18378889269]

約数ペア:

[(1, 18378889269), (3, 6126296423), (13, 1413760713), (37, 496726737), (39, 471253571), (111, 165575579), (481, 38209749), (1443, 12736583)]