20165037718

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{14551}}^1$

素因数の和:14825

約数の個数: 48

約数和(自身を含む): 35832844800

約数和(自身を除く): 15667807082

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 179, 358, 553, 1106, 1253, 2506, 3871, 7742, 8771, 14141, 14551, 17542, 28282, 29102, 98987, 101857, 197974, 203714, 692909, 712999, 1149529, 1385818, 1425998, 2299058, 2604629, 5209258, 8046703, 16093406, 18232403, 36464806, 56326921, 112653842, 127626821, 205765691, 255253642, 411531382, 1440359837, 2880719674, 10082518859, 20165037718]

約数ペア:

[(1, 20165037718), (2, 10082518859), (7, 2880719674), (14, 1440359837), (49, 411531382), (79, 255253642), (98, 205765691), (158, 127626821), (179, 112653842), (358, 56326921), (553, 36464806), (1106, 18232403), (1253, 16093406), (2506, 8046703), (3871, 5209258), (7742, 2604629), (8771, 2299058), (14141, 1425998), (14551, 1385818), (17542, 1149529), (28282, 712999), (29102, 692909), (98987, 203714), (101857, 197974)]