1898290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 3669120

約数和(自身を除く): 1770830

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 103, 190, 194, 206, 485, 515, 970, 1030, 1843, 1957, 3686, 3914, 9215, 9785, 9991, 18430, 19570, 19982, 49955, 99910, 189829, 379658, 949145, 1898290]

約数ペア:

[(1, 1898290), (2, 949145), (5, 379658), (10, 189829), (19, 99910), (38, 49955), (95, 19982), (97, 19570), (103, 18430), (190, 9991), (194, 9785), (206, 9215), (485, 3914), (515, 3686), (970, 1957), (1030, 1843)]