20055978

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{2711}}^1$

素因数の和:2859

約数の個数: 32

約数和(自身を含む): 44910720

約数和(自身を除く): 24854742

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 2711, 3699, 5422, 7398, 8133, 16266, 24399, 48798, 73197, 146394, 371407, 742814, 1114221, 2228442, 3342663, 6685326, 10027989, 20055978]

約数ペア:

[(1, 20055978), (2, 10027989), (3, 6685326), (6, 3342663), (9, 2228442), (18, 1114221), (27, 742814), (54, 371407), (137, 146394), (274, 73197), (411, 48798), (822, 24399), (1233, 16266), (2466, 8133), (2711, 7398), (3699, 5422)]