79771918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 129204000

約数和(自身を除く): 49432082

約数列:

[1, 2, 19, 38, 73, 146, 149, 193, 298, 386, 1387, 2774, 2831, 3667, 5662, 7334, 10877, 14089, 21754, 28178, 28757, 57514, 206663, 267691, 413326, 535382, 546383, 1092766, 2099261, 4198522, 39885959, 79771918]

約数ペア:

[(1, 79771918), (2, 39885959), (19, 4198522), (38, 2099261), (73, 1092766), (146, 546383), (149, 535382), (193, 413326), (298, 267691), (386, 206663), (1387, 57514), (2774, 28757), (2831, 28178), (3667, 21754), (5662, 14089), (7334, 10877)]