20935044

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 144

約数和(自身を含む): 62307840

約数和(自身を除く): 41372796

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 37, 39, 52, 54, 62, 74, 78, 93, 108, 111, 117, 124, 148, 156, 169, 186, 222, 234, 279, 333, 338, 351, 372, 403, 444, 468, 481, 507, 558, 666, 676, 702, 806, 837, 962, 999, 1014, 1116, 1147, 1209, 1332, 1404, 1443, 1521, 1612, 1674, 1924, 1998, 2028, 2294, 2418, 2886, 3042, 3348, 3441, 3627, 3996, 4329, 4563, 4588, 4836, 5239, 5772, 6084, 6253, 6882, 7254, 8658, 9126, 10323, 10478, 10881, 12506, 12987, 13764, 14508, 14911, 15717, 17316, 18252, 18759, 20646, 20956, 21762, 25012, 25974, 29822, 30969, 31434, 37518, 41292, 43524, 44733, 47151, 51948, 56277, 59644, 61938, 62868, 75036, 89466, 94302, 112554, 123876, 134199, 141453, 168831, 178932, 188604, 193843, 225108, 268398, 282906, 337662, 387686, 402597, 536796, 565812, 581529, 675324, 775372, 805194, 1163058, 1610388, 1744587, 2326116, 3489174, 5233761, 6978348, 10467522, 20935044]

約数ペア:

[(1, 20935044), (2, 10467522), (3, 6978348), (4, 5233761), (6, 3489174), (9, 2326116), (12, 1744587), (13, 1610388), (18, 1163058), (26, 805194), (27, 775372), (31, 675324), (36, 581529), (37, 565812), (39, 536796), (52, 402597), (54, 387686), (62, 337662), (74, 282906), (78, 268398), (93, 225108), (108, 193843), (111, 188604), (117, 178932), (124, 168831), (148, 141453), (156, 134199), (169, 123876), (186, 112554), (222, 94302), (234, 89466), (279, 75036), (333, 62868), (338, 61938), (351, 59644), (372, 56277), (403, 51948), (444, 47151), (468, 44733), (481, 43524), (507, 41292), (558, 37518), (666, 31434), (676, 30969), (702, 29822), (806, 25974), (837, 25012), (962, 21762), (999, 20956), (1014, 20646), (1116, 18759), (1147, 18252), (1209, 17316), (1332, 15717), (1404, 14911), (1443, 14508), (1521, 13764), (1612, 12987), (1674, 12506), (1924, 10881), (1998, 10478), (2028, 10323), (2294, 9126), (2418, 8658), (2886, 7254), (3042, 6882), (3348, 6253), (3441, 6084), (3627, 5772), (3996, 5239), (4329, 4836), (4563, 4588)]