11819970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2153}}^1$

素因数の和:2227

約数の個数: 48

約数和(自身を含む): 31250232

約数和(自身を除く): 19430262

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2153, 2745, 4306, 5490, 6459, 10765, 12918, 19377, 21530, 32295, 38754, 64590, 96885, 131333, 193770, 262666, 393999, 656665, 787998, 1181997, 1313330, 1969995, 2363994, 3939990, 5909985, 11819970]

約数ペア:

[(1, 11819970), (2, 5909985), (3, 3939990), (5, 2363994), (6, 1969995), (9, 1313330), (10, 1181997), (15, 787998), (18, 656665), (30, 393999), (45, 262666), (61, 193770), (90, 131333), (122, 96885), (183, 64590), (305, 38754), (366, 32295), (549, 21530), (610, 19377), (915, 12918), (1098, 10765), (1830, 6459), (2153, 5490), (2745, 4306)]