19156956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 56222208

約数和(自身を除く): 37065252

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 53, 78, 84, 91, 106, 156, 159, 182, 212, 273, 318, 331, 364, 371, 546, 636, 662, 689, 742, 993, 1092, 1113, 1324, 1378, 1484, 1986, 2067, 2226, 2317, 2756, 3972, 4134, 4303, 4452, 4634, 4823, 6951, 8268, 8606, 9268, 9646, 12909, 13902, 14469, 17212, 17543, 19292, 25818, 27804, 28938, 30121, 35086, 51636, 52629, 57876, 60242, 70172, 90363, 105258, 120484, 122801, 180726, 210516, 228059, 245602, 361452, 368403, 456118, 491204, 684177, 736806, 912236, 1368354, 1473612, 1596413, 2736708, 3192826, 4789239, 6385652, 9578478, 19156956]

約数ペア:

[(1, 19156956), (2, 9578478), (3, 6385652), (4, 4789239), (6, 3192826), (7, 2736708), (12, 1596413), (13, 1473612), (14, 1368354), (21, 912236), (26, 736806), (28, 684177), (39, 491204), (42, 456118), (52, 368403), (53, 361452), (78, 245602), (84, 228059), (91, 210516), (106, 180726), (156, 122801), (159, 120484), (182, 105258), (212, 90363), (273, 70172), (318, 60242), (331, 57876), (364, 52629), (371, 51636), (546, 35086), (636, 30121), (662, 28938), (689, 27804), (742, 25818), (993, 19292), (1092, 17543), (1113, 17212), (1324, 14469), (1378, 13902), (1484, 12909), (1986, 9646), (2067, 9268), (2226, 8606), (2317, 8268), (2756, 6951), (3972, 4823), (4134, 4634), (4303, 4452)]