20174542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 13936178

約数列:

[1, 2, 19, 23, 38, 41, 46, 82, 437, 563, 779, 874, 943, 1126, 1558, 1886, 10697, 12949, 17917, 21394, 23083, 25898, 35834, 46166, 246031, 438577, 492062, 530909, 877154, 1061818, 10087271, 20174542]

約数ペア:

[(1, 20174542), (2, 10087271), (19, 1061818), (23, 877154), (38, 530909), (41, 492062), (46, 438577), (82, 246031), (437, 46166), (563, 35834), (779, 25898), (874, 23083), (943, 21394), (1126, 17917), (1558, 12949), (1886, 10697)]