20554461

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 30551040

約数和(自身を除く): 9996579

約数列:

[1, 3, 9, 67, 89, 201, 267, 383, 603, 801, 1149, 3447, 5963, 17889, 25661, 34087, 53667, 76983, 102261, 230949, 306783, 2283829, 6851487, 20554461]

約数ペア:

[(1, 20554461), (3, 6851487), (9, 2283829), (67, 306783), (89, 230949), (201, 102261), (267, 76983), (383, 53667), (603, 34087), (801, 25661), (1149, 17889), (3447, 5963)]