20475996

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2897}}^1$

素因数の和:2954

約数の個数: 48

約数和(自身を含む): 51932160

約数和(自身を除く): 31456164

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 2897, 3534, 5794, 7068, 8691, 11588, 17382, 34764, 55043, 89807, 110086, 165129, 179614, 220172, 269421, 330258, 359228, 538842, 660516, 1077684, 1706333, 3412666, 5118999, 6825332, 10237998, 20475996]

約数ペア:

[(1, 20475996), (2, 10237998), (3, 6825332), (4, 5118999), (6, 3412666), (12, 1706333), (19, 1077684), (31, 660516), (38, 538842), (57, 359228), (62, 330258), (76, 269421), (93, 220172), (114, 179614), (124, 165129), (186, 110086), (228, 89807), (372, 55043), (589, 34764), (1178, 17382), (1767, 11588), (2356, 8691), (2897, 7068), (3534, 5794)]