20951298

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{5623}}^1$

素因数の和:5660

約数の個数: 40

約数和(自身を含む): 48996288

約数和(自身を除く): 28044990

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 5623, 11246, 16869, 33738, 50607, 101214, 129329, 151821, 258658, 303642, 387987, 455463, 775974, 910926, 1163961, 2327922, 3491883, 6983766, 10475649, 20951298]

約数ペア:

[(1, 20951298), (2, 10475649), (3, 6983766), (6, 3491883), (9, 2327922), (18, 1163961), (23, 910926), (27, 775974), (46, 455463), (54, 387987), (69, 303642), (81, 258658), (138, 151821), (162, 129329), (207, 101214), (414, 50607), (621, 33738), (1242, 16869), (1863, 11246), (3726, 5623)]