20197870854

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2986967}}^1$

素因数の和:2987009

約数の個数: 48

約数和(自身を含む): 49034066688

約数和(自身を除く): 28836195834

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 3381, 6762, 2986967, 5973934, 8960901, 17921802, 20908769, 41817538, 62726307, 68700241, 125452614, 137400482, 146361383, 206100723, 292722766, 412201446, 439084149, 480901687, 878168298, 961803374, 1442705061, 2885410122, 3366311809, 6732623618, 10098935427, 20197870854]

約数ペア:

[(1, 20197870854), (2, 10098935427), (3, 6732623618), (6, 3366311809), (7, 2885410122), (14, 1442705061), (21, 961803374), (23, 878168298), (42, 480901687), (46, 439084149), (49, 412201446), (69, 292722766), (98, 206100723), (138, 146361383), (147, 137400482), (161, 125452614), (294, 68700241), (322, 62726307), (483, 41817538), (966, 20908769), (1127, 17921802), (2254, 8960901), (3381, 5973934), (6762, 2986967)]