19253172

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 46696832

約数和(自身を除く): 27443660

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 103, 111, 148, 206, 222, 309, 412, 421, 444, 618, 842, 1236, 1263, 1684, 2526, 3811, 5052, 7622, 11433, 15244, 15577, 22866, 31154, 43363, 45732, 46731, 62308, 86726, 93462, 130089, 173452, 186924, 260178, 520356, 1604431, 3208862, 4813293, 6417724, 9626586, 19253172]

約数ペア:

[(1, 19253172), (2, 9626586), (3, 6417724), (4, 4813293), (6, 3208862), (12, 1604431), (37, 520356), (74, 260178), (103, 186924), (111, 173452), (148, 130089), (206, 93462), (222, 86726), (309, 62308), (412, 46731), (421, 45732), (444, 43363), (618, 31154), (842, 22866), (1236, 15577), (1263, 15244), (1684, 11433), (2526, 7622), (3811, 5052)]