20218458190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{55343}}^1$

素因数の和:55681

約数の個数: 64

約数和(自身を含む): 44183107584

約数和(自身を除く): 23964649394

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 307, 595, 614, 1190, 1535, 2149, 3070, 4298, 5219, 10438, 10745, 21490, 26095, 36533, 52190, 55343, 73066, 110686, 182665, 276715, 365330, 387401, 553430, 774802, 940831, 1881662, 1937005, 3874010, 4704155, 6585817, 9408310, 13171634, 16990301, 32929085, 33980602, 65858170, 84951505, 118932107, 169903010, 237864214, 288835117, 577670234, 594660535, 1189321070, 1444175585, 2021845819, 2888351170, 4043691638, 10109229095, 20218458190]

約数ペア:

[(1, 20218458190), (2, 10109229095), (5, 4043691638), (7, 2888351170), (10, 2021845819), (14, 1444175585), (17, 1189321070), (34, 594660535), (35, 577670234), (70, 288835117), (85, 237864214), (119, 169903010), (170, 118932107), (238, 84951505), (307, 65858170), (595, 33980602), (614, 32929085), (1190, 16990301), (1535, 13171634), (2149, 9408310), (3070, 6585817), (4298, 4704155), (5219, 3874010), (10438, 1937005), (10745, 1881662), (21490, 940831), (26095, 774802), (36533, 553430), (52190, 387401), (55343, 365330), (73066, 276715), (110686, 182665)]