20153818083

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{117023}}^1$

素因数の和:117231

約数の個数: 32

約数和(自身を含む): 31456051200

約数和(自身を除く): 11302233117

約数列:

[1, 3, 7, 21, 59, 139, 177, 413, 417, 973, 1239, 2919, 8201, 24603, 57407, 117023, 172221, 351069, 819161, 2457483, 6904357, 16266197, 20713071, 48330499, 48798591, 113863379, 144991497, 341590137, 959705623, 2879116869, 6717939361, 20153818083]

約数ペア:

[(1, 20153818083), (3, 6717939361), (7, 2879116869), (21, 959705623), (59, 341590137), (139, 144991497), (177, 113863379), (413, 48798591), (417, 48330499), (973, 20713071), (1239, 16266197), (2919, 6904357), (8201, 2457483), (24603, 819161), (57407, 351069), (117023, 172221)]