20453342

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2741}}^1$

素因数の和:2804

約数の個数: 32

約数和(自身を含む): 38695104

約数和(自身を除く): 18241762

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 2741, 3731, 5482, 7462, 19187, 35633, 38374, 71266, 112381, 224762, 249431, 498862, 786667, 1460953, 1573334, 2921906, 10226671, 20453342]

約数ペア:

[(1, 20453342), (2, 10226671), (7, 2921906), (13, 1573334), (14, 1460953), (26, 786667), (41, 498862), (82, 249431), (91, 224762), (182, 112381), (287, 71266), (533, 38374), (574, 35633), (1066, 19187), (2741, 7462), (3731, 5482)]