19133790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:785

約数の個数: 64

約数和(自身を含む): 50222592

約数和(自身を除く): 31088802

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 691, 710, 923, 1065, 1382, 1846, 2073, 2130, 2769, 3455, 4146, 4615, 5538, 6910, 8983, 9230, 10365, 13845, 17966, 20730, 26949, 27690, 44915, 49061, 53898, 89830, 98122, 134745, 147183, 245305, 269490, 294366, 490610, 637793, 735915, 1275586, 1471830, 1913379, 3188965, 3826758, 6377930, 9566895, 19133790]

約数ペア:

[(1, 19133790), (2, 9566895), (3, 6377930), (5, 3826758), (6, 3188965), (10, 1913379), (13, 1471830), (15, 1275586), (26, 735915), (30, 637793), (39, 490610), (65, 294366), (71, 269490), (78, 245305), (130, 147183), (142, 134745), (195, 98122), (213, 89830), (355, 53898), (390, 49061), (426, 44915), (691, 27690), (710, 26949), (923, 20730), (1065, 17966), (1382, 13845), (1846, 10365), (2073, 9230), (2130, 8983), (2769, 6910), (3455, 5538), (4146, 4615)]