20634228

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 55648320

約数和(自身を除く): 35014092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 97, 114, 171, 194, 228, 291, 311, 342, 388, 582, 622, 684, 873, 933, 1164, 1244, 1746, 1843, 1866, 2799, 3492, 3686, 3732, 5529, 5598, 5909, 7372, 11058, 11196, 11818, 16587, 17727, 22116, 23636, 30167, 33174, 35454, 53181, 60334, 66348, 70908, 90501, 106362, 120668, 181002, 212724, 271503, 362004, 543006, 573173, 1086012, 1146346, 1719519, 2292692, 3439038, 5158557, 6878076, 10317114, 20634228]

約数ペア:

[(1, 20634228), (2, 10317114), (3, 6878076), (4, 5158557), (6, 3439038), (9, 2292692), (12, 1719519), (18, 1146346), (19, 1086012), (36, 573173), (38, 543006), (57, 362004), (76, 271503), (97, 212724), (114, 181002), (171, 120668), (194, 106362), (228, 90501), (291, 70908), (311, 66348), (342, 60334), (388, 53181), (582, 35454), (622, 33174), (684, 30167), (873, 23636), (933, 22116), (1164, 17727), (1244, 16587), (1746, 11818), (1843, 11196), (1866, 11058), (2799, 7372), (3492, 5909), (3686, 5598), (3732, 5529)]