20714772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 56391552

約数和(自身を除く): 35676780

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 73, 78, 102, 107, 146, 156, 204, 214, 219, 221, 292, 321, 428, 438, 442, 642, 663, 876, 884, 949, 1241, 1284, 1326, 1391, 1819, 1898, 2482, 2652, 2782, 2847, 3638, 3723, 3796, 4173, 4964, 5457, 5564, 5694, 7276, 7446, 7811, 8346, 10914, 11388, 14892, 15622, 16133, 16692, 21828, 23433, 23647, 31244, 32266, 46866, 47294, 48399, 64532, 70941, 93732, 94588, 96798, 101543, 132787, 141882, 193596, 203086, 265574, 283764, 304629, 398361, 406172, 531148, 609258, 796722, 1218516, 1593444, 1726231, 3452462, 5178693, 6904924, 10357386, 20714772]

約数ペア:

[(1, 20714772), (2, 10357386), (3, 6904924), (4, 5178693), (6, 3452462), (12, 1726231), (13, 1593444), (17, 1218516), (26, 796722), (34, 609258), (39, 531148), (51, 406172), (52, 398361), (68, 304629), (73, 283764), (78, 265574), (102, 203086), (107, 193596), (146, 141882), (156, 132787), (204, 101543), (214, 96798), (219, 94588), (221, 93732), (292, 70941), (321, 64532), (428, 48399), (438, 47294), (442, 46866), (642, 32266), (663, 31244), (876, 23647), (884, 23433), (949, 21828), (1241, 16692), (1284, 16133), (1326, 15622), (1391, 14892), (1819, 11388), (1898, 10914), (2482, 8346), (2652, 7811), (2782, 7446), (2847, 7276), (3638, 5694), (3723, 5564), (3796, 5457), (4173, 4964)]