20484830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2939}}^1$

素因数の和:3004

約数の個数: 32

約数和(自身を含む): 40007520

約数和(自身を除く): 19522690

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 2939, 3485, 5878, 6970, 14695, 29390, 49963, 99926, 120499, 240998, 249815, 499630, 602495, 1204990, 2048483, 4096966, 10242415, 20484830]

約数ペア:

[(1, 20484830), (2, 10242415), (5, 4096966), (10, 2048483), (17, 1204990), (34, 602495), (41, 499630), (82, 249815), (85, 240998), (170, 120499), (205, 99926), (410, 49963), (697, 29390), (1394, 14695), (2939, 6970), (3485, 5878)]