19446492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 50502144

約数和(自身を除く): 31055652

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 169, 172, 223, 258, 338, 446, 507, 516, 559, 669, 676, 892, 1014, 1118, 1338, 1677, 2028, 2236, 2676, 2899, 3354, 5798, 6708, 7267, 8697, 9589, 11596, 14534, 17394, 19178, 21801, 28767, 29068, 34788, 37687, 38356, 43602, 57534, 75374, 87204, 113061, 115068, 124657, 150748, 226122, 249314, 373971, 452244, 498628, 747942, 1495884, 1620541, 3241082, 4861623, 6482164, 9723246, 19446492]

約数ペア:

[(1, 19446492), (2, 9723246), (3, 6482164), (4, 4861623), (6, 3241082), (12, 1620541), (13, 1495884), (26, 747942), (39, 498628), (43, 452244), (52, 373971), (78, 249314), (86, 226122), (129, 150748), (156, 124657), (169, 115068), (172, 113061), (223, 87204), (258, 75374), (338, 57534), (446, 43602), (507, 38356), (516, 37687), (559, 34788), (669, 29068), (676, 28767), (892, 21801), (1014, 19178), (1118, 17394), (1338, 14534), (1677, 11596), (2028, 9589), (2236, 8697), (2676, 7267), (2899, 6708), (3354, 5798)]