18947338130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1681219}}^1$

素因数の和:1681263

約数の個数: 48

約数和(自身を含む): 41398361280

約数和(自身を除く): 22451023150

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 5635, 11270, 1681219, 3362438, 8406095, 11768533, 16812190, 23537066, 38668037, 58842665, 77336074, 82379731, 117685330, 164759462, 193340185, 270676259, 386680370, 411898655, 541352518, 823797310, 1353381295, 1894733813, 2706762590, 3789467626, 9473669065, 18947338130]

約数ペア:

[(1, 18947338130), (2, 9473669065), (5, 3789467626), (7, 2706762590), (10, 1894733813), (14, 1353381295), (23, 823797310), (35, 541352518), (46, 411898655), (49, 386680370), (70, 270676259), (98, 193340185), (115, 164759462), (161, 117685330), (230, 82379731), (245, 77336074), (322, 58842665), (490, 38668037), (805, 23537066), (1127, 16812190), (1610, 11768533), (2254, 8406095), (5635, 3362438), (11270, 1681219)]