20394342

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 60

約数和(自身を含む): 47580588

約数和(自身を除く): 27186246

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 131, 162, 186, 262, 279, 393, 558, 786, 837, 961, 1179, 1674, 1922, 2358, 2511, 2883, 3537, 4061, 5022, 5766, 7074, 8122, 8649, 10611, 12183, 17298, 21222, 24366, 25947, 36549, 51894, 73098, 77841, 109647, 125891, 155682, 219294, 251782, 328941, 377673, 657882, 755346, 1133019, 2266038, 3399057, 6798114, 10197171, 20394342]

約数ペア:

[(1, 20394342), (2, 10197171), (3, 6798114), (6, 3399057), (9, 2266038), (18, 1133019), (27, 755346), (31, 657882), (54, 377673), (62, 328941), (81, 251782), (93, 219294), (131, 155682), (162, 125891), (186, 109647), (262, 77841), (279, 73098), (393, 51894), (558, 36549), (786, 25947), (837, 24366), (961, 21222), (1179, 17298), (1674, 12183), (1922, 10611), (2358, 8649), (2511, 8122), (2883, 7074), (3537, 5766), (4061, 5022)]