19665036

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 52276224

約数和(自身を除く): 32611188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 67, 93, 124, 134, 186, 201, 263, 268, 279, 372, 402, 526, 558, 603, 789, 804, 1052, 1116, 1206, 1578, 2077, 2367, 2412, 3156, 4154, 4734, 6231, 8153, 8308, 9468, 12462, 16306, 17621, 18693, 24459, 24924, 32612, 35242, 37386, 48918, 52863, 70484, 73377, 74772, 97836, 105726, 146754, 158589, 211452, 293508, 317178, 546251, 634356, 1092502, 1638753, 2185004, 3277506, 4916259, 6555012, 9832518, 19665036]

約数ペア:

[(1, 19665036), (2, 9832518), (3, 6555012), (4, 4916259), (6, 3277506), (9, 2185004), (12, 1638753), (18, 1092502), (31, 634356), (36, 546251), (62, 317178), (67, 293508), (93, 211452), (124, 158589), (134, 146754), (186, 105726), (201, 97836), (263, 74772), (268, 73377), (279, 70484), (372, 52863), (402, 48918), (526, 37386), (558, 35242), (603, 32612), (789, 24924), (804, 24459), (1052, 18693), (1116, 17621), (1206, 16306), (1578, 12462), (2077, 9468), (2367, 8308), (2412, 8153), (3156, 6231), (4154, 4734)]