20949207846

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{5519}}^1\times {\mathrm{12911}}^1$

素因数の和:18449

約数の個数: 48

約数和(自身を含む): 48751580160

約数和(自身を除く): 27802372314

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 5519, 11038, 12911, 16557, 25822, 33114, 38633, 38733, 77266, 77466, 90377, 115899, 180754, 231798, 270431, 271131, 540862, 542262, 632639, 811293, 1265278, 1622586, 1897917, 3795834, 71255809, 142511618, 213767427, 427534854, 498790663, 997581326, 1496371989, 2992743978, 3491534641, 6983069282, 10474603923, 20949207846]

約数ペア:

[(1, 20949207846), (2, 10474603923), (3, 6983069282), (6, 3491534641), (7, 2992743978), (14, 1496371989), (21, 997581326), (42, 498790663), (49, 427534854), (98, 213767427), (147, 142511618), (294, 71255809), (5519, 3795834), (11038, 1897917), (12911, 1622586), (16557, 1265278), (25822, 811293), (33114, 632639), (38633, 542262), (38733, 540862), (77266, 271131), (77466, 270431), (90377, 231798), (115899, 180754)]