19655844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{773}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 49758912

約数和(自身を除く): 30103068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 163, 326, 489, 652, 773, 978, 1546, 1956, 2119, 2319, 3092, 4238, 4638, 6357, 8476, 9276, 10049, 12714, 20098, 25428, 30147, 40196, 60294, 120588, 125999, 251998, 377997, 503996, 755994, 1511988, 1637987, 3275974, 4913961, 6551948, 9827922, 19655844]

約数ペア:

[(1, 19655844), (2, 9827922), (3, 6551948), (4, 4913961), (6, 3275974), (12, 1637987), (13, 1511988), (26, 755994), (39, 503996), (52, 377997), (78, 251998), (156, 125999), (163, 120588), (326, 60294), (489, 40196), (652, 30147), (773, 25428), (978, 20098), (1546, 12714), (1956, 10049), (2119, 9276), (2319, 8476), (3092, 6357), (4238, 4638)]