19772064

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5281}}^1$

素因数の和:5310

約数の個数: 72

約数和(自身を含む): 60563412

約数和(自身を除く): 40791348

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 5281, 10562, 15843, 21124, 31686, 42248, 47529, 63372, 68653, 84496, 95058, 126744, 137306, 168992, 190116, 205959, 253488, 274612, 380232, 411918, 506976, 549224, 617877, 760464, 823836, 1098448, 1235754, 1520928, 1647672, 2196896, 2471508, 3295344, 4943016, 6590688, 9886032, 19772064]

約数ペア:

[(1, 19772064), (2, 9886032), (3, 6590688), (4, 4943016), (6, 3295344), (8, 2471508), (9, 2196896), (12, 1647672), (13, 1520928), (16, 1235754), (18, 1098448), (24, 823836), (26, 760464), (32, 617877), (36, 549224), (39, 506976), (48, 411918), (52, 380232), (72, 274612), (78, 253488), (96, 205959), (104, 190116), (117, 168992), (144, 137306), (156, 126744), (208, 95058), (234, 84496), (288, 68653), (312, 63372), (416, 47529), (468, 42248), (624, 31686), (936, 21124), (1248, 15843), (1872, 10562), (3744, 5281)]