18922980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2791}}^1$

素因数の和:2916

約数の個数: 48

約数和(自身を含む): 53472384

約数和(自身を除く): 34549404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 452, 565, 678, 1130, 1356, 1695, 2260, 2791, 3390, 5582, 6780, 8373, 11164, 13955, 16746, 27910, 33492, 41865, 55820, 83730, 167460, 315383, 630766, 946149, 1261532, 1576915, 1892298, 3153830, 3784596, 4730745, 6307660, 9461490, 18922980]

約数ペア:

[(1, 18922980), (2, 9461490), (3, 6307660), (4, 4730745), (5, 3784596), (6, 3153830), (10, 1892298), (12, 1576915), (15, 1261532), (20, 946149), (30, 630766), (60, 315383), (113, 167460), (226, 83730), (339, 55820), (452, 41865), (565, 33492), (678, 27910), (1130, 16746), (1356, 13955), (1695, 11164), (2260, 8373), (2791, 6780), (3390, 5582)]