20975190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17053}}^1$

素因数の和:17104

約数の個数: 32

約数和(自身を含む): 51571296

約数和(自身を除く): 30596106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17053, 34106, 51159, 85265, 102318, 170530, 255795, 511590, 699173, 1398346, 2097519, 3495865, 4195038, 6991730, 10487595, 20975190]

約数ペア:

[(1, 20975190), (2, 10487595), (3, 6991730), (5, 4195038), (6, 3495865), (10, 2097519), (15, 1398346), (30, 699173), (41, 511590), (82, 255795), (123, 170530), (205, 102318), (246, 85265), (410, 51159), (615, 34106), (1230, 17053)]