19743430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12263}}^1$

素因数の和:12300

約数の個数: 32

約数和(自身を含む): 42384384

約数和(自身を除く): 22640954

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12263, 24526, 61315, 85841, 122630, 171682, 282049, 429205, 564098, 858410, 1410245, 1974343, 2820490, 3948686, 9871715, 19743430]

約数ペア:

[(1, 19743430), (2, 9871715), (5, 3948686), (7, 2820490), (10, 1974343), (14, 1410245), (23, 858410), (35, 564098), (46, 429205), (70, 282049), (115, 171682), (161, 122630), (230, 85841), (322, 61315), (805, 24526), (1610, 12263)]