19485910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1381}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 37612512

約数和(自身を除く): 18126602

約数列:

[1, 2, 5, 10, 17, 34, 83, 85, 166, 170, 415, 830, 1381, 1411, 2762, 2822, 6905, 7055, 13810, 14110, 23477, 46954, 114623, 117385, 229246, 234770, 573115, 1146230, 1948591, 3897182, 9742955, 19485910]

約数ペア:

[(1, 19485910), (2, 9742955), (5, 3897182), (10, 1948591), (17, 1146230), (34, 573115), (83, 234770), (85, 229246), (166, 117385), (170, 114623), (415, 46954), (830, 23477), (1381, 14110), (1411, 13810), (2762, 7055), (2822, 6905)]