18723970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1327}}^1$

素因数の和:1434

約数の個数: 32

約数和(自身を含む): 36142848

約数和(自身を除く): 17418878

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 415, 830, 1327, 1411, 2654, 2822, 6635, 7055, 13270, 14110, 22559, 45118, 110141, 112795, 220282, 225590, 550705, 1101410, 1872397, 3744794, 9361985, 18723970]

約数ペア:

[(1, 18723970), (2, 9361985), (5, 3744794), (10, 1872397), (17, 1101410), (34, 550705), (83, 225590), (85, 220282), (166, 112795), (170, 110141), (415, 45118), (830, 22559), (1327, 14110), (1411, 13270), (2654, 7055), (2822, 6635)]