20123224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{659}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 41342400

約数和(自身を除く): 21219176

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 347, 659, 694, 1318, 1388, 2636, 2776, 3817, 5272, 7249, 7634, 14498, 15268, 28996, 30536, 57992, 228673, 457346, 914692, 1829384, 2515403, 5030806, 10061612, 20123224]

約数ペア:

[(1, 20123224), (2, 10061612), (4, 5030806), (8, 2515403), (11, 1829384), (22, 914692), (44, 457346), (88, 228673), (347, 57992), (659, 30536), (694, 28996), (1318, 15268), (1388, 14498), (2636, 7634), (2776, 7249), (3817, 5272)]