19432010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 40303872

約数和(自身を除く): 20871862

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 67, 97, 115, 130, 134, 194, 230, 299, 335, 485, 598, 670, 871, 970, 1261, 1495, 1541, 1742, 2231, 2522, 2990, 3082, 4355, 4462, 6305, 6499, 7705, 8710, 11155, 12610, 12998, 15410, 20033, 22310, 29003, 32495, 40066, 58006, 64990, 84487, 100165, 145015, 149477, 168974, 200330, 290030, 298954, 422435, 747385, 844870, 1494770, 1943201, 3886402, 9716005, 19432010]

約数ペア:

[(1, 19432010), (2, 9716005), (5, 3886402), (10, 1943201), (13, 1494770), (23, 844870), (26, 747385), (46, 422435), (65, 298954), (67, 290030), (97, 200330), (115, 168974), (130, 149477), (134, 145015), (194, 100165), (230, 84487), (299, 64990), (335, 58006), (485, 40066), (598, 32495), (670, 29003), (871, 22310), (970, 20033), (1261, 15410), (1495, 12998), (1541, 12610), (1742, 11155), (2231, 8710), (2522, 7705), (2990, 6499), (3082, 6305), (4355, 4462)]