18721194

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1693}}^1$

素因数の和:1814

約数の個数: 32

約数和(自身を含む): 39842880

約数和(自身を除く): 21121686

約数列:

[1, 2, 3, 6, 19, 38, 57, 97, 114, 194, 291, 582, 1693, 1843, 3386, 3686, 5079, 5529, 10158, 11058, 32167, 64334, 96501, 164221, 193002, 328442, 492663, 985326, 3120199, 6240398, 9360597, 18721194]

約数ペア:

[(1, 18721194), (2, 9360597), (3, 6240398), (6, 3120199), (19, 985326), (38, 492663), (57, 328442), (97, 193002), (114, 164221), (194, 96501), (291, 64334), (582, 32167), (1693, 11058), (1843, 10158), (3386, 5529), (3686, 5079)]