20787509346

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{853}}^1\times {\mathrm{55639}}^1$

素因数の和:56570

約数の個数: 32

約数和(自身を含む): 42194705280

約数和(自身を除く): 21407195934

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 853, 1706, 2559, 5118, 55639, 62269, 111278, 124538, 166917, 186807, 333834, 373614, 4061647, 8123294, 12184941, 24369882, 47460067, 94920134, 142380201, 284760402, 3464584891, 6929169782, 10393754673, 20787509346]

約数ペア:

[(1, 20787509346), (2, 10393754673), (3, 6929169782), (6, 3464584891), (73, 284760402), (146, 142380201), (219, 94920134), (438, 47460067), (853, 24369882), (1706, 12184941), (2559, 8123294), (5118, 4061647), (55639, 373614), (62269, 333834), (111278, 186807), (124538, 166917)]