19820525004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1107787}}^1$

素因数の和:1107875

約数の個数: 72

約数和(自身を含む): 58065815808

約数和(自身を除く): 38245290804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5964, 8946, 17892, 1107787, 2215574, 3323361, 4431148, 6646722, 7754509, 9970083, 13293444, 15509018, 19940166, 23263527, 31018036, 39880332, 46527054, 69790581, 78652877, 93054108, 139581162, 157305754, 235958631, 279162324, 314611508, 471917262, 550570139, 707875893, 943834524, 1101140278, 1415751786, 1651710417, 2202280556, 2831503572, 3303420834, 4955131251, 6606841668, 9910262502, 19820525004]

約数ペア:

[(1, 19820525004), (2, 9910262502), (3, 6606841668), (4, 4955131251), (6, 3303420834), (7, 2831503572), (9, 2202280556), (12, 1651710417), (14, 1415751786), (18, 1101140278), (21, 943834524), (28, 707875893), (36, 550570139), (42, 471917262), (63, 314611508), (71, 279162324), (84, 235958631), (126, 157305754), (142, 139581162), (213, 93054108), (252, 78652877), (284, 69790581), (426, 46527054), (497, 39880332), (639, 31018036), (852, 23263527), (994, 19940166), (1278, 15509018), (1491, 13293444), (1988, 9970083), (2556, 7754509), (2982, 6646722), (4473, 4431148), (5964, 3323361), (8946, 2215574), (17892, 1107787)]