18412605

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 33606144

約数和(自身を除く): 15193539

約数列:

[1, 3, 5, 9, 15, 31, 45, 67, 93, 155, 197, 201, 279, 335, 465, 591, 603, 985, 1005, 1395, 1773, 2077, 2955, 3015, 6107, 6231, 8865, 10385, 13199, 18321, 18693, 30535, 31155, 39597, 54963, 65995, 91605, 93465, 118791, 197985, 274815, 409169, 593955, 1227507, 2045845, 3682521, 6137535, 18412605]

約数ペア:

[(1, 18412605), (3, 6137535), (5, 3682521), (9, 2045845), (15, 1227507), (31, 593955), (45, 409169), (67, 274815), (93, 197985), (155, 118791), (197, 93465), (201, 91605), (279, 65995), (335, 54963), (465, 39597), (591, 31155), (603, 30535), (985, 18693), (1005, 18321), (1395, 13199), (1773, 10385), (2077, 8865), (2955, 6231), (3015, 6107)]