19239408

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 58070688

約数和(自身を除く): 38831280

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 37, 46, 48, 69, 72, 74, 92, 111, 138, 144, 148, 157, 184, 207, 222, 276, 296, 314, 333, 368, 414, 444, 471, 552, 592, 628, 666, 828, 851, 888, 942, 1104, 1256, 1332, 1413, 1656, 1702, 1776, 1884, 2512, 2553, 2664, 2826, 3312, 3404, 3611, 3768, 5106, 5328, 5652, 5809, 6808, 7222, 7536, 7659, 10212, 10833, 11304, 11618, 13616, 14444, 15318, 17427, 20424, 21666, 22608, 23236, 28888, 30636, 32499, 34854, 40848, 43332, 46472, 52281, 57776, 61272, 64998, 69708, 86664, 92944, 104562, 122544, 129996, 133607, 139416, 173328, 209124, 259992, 267214, 278832, 400821, 418248, 519984, 534428, 801642, 836496, 1068856, 1202463, 1603284, 2137712, 2404926, 3206568, 4809852, 6413136, 9619704, 19239408]

約数ペア:

[(1, 19239408), (2, 9619704), (3, 6413136), (4, 4809852), (6, 3206568), (8, 2404926), (9, 2137712), (12, 1603284), (16, 1202463), (18, 1068856), (23, 836496), (24, 801642), (36, 534428), (37, 519984), (46, 418248), (48, 400821), (69, 278832), (72, 267214), (74, 259992), (92, 209124), (111, 173328), (138, 139416), (144, 133607), (148, 129996), (157, 122544), (184, 104562), (207, 92944), (222, 86664), (276, 69708), (296, 64998), (314, 61272), (333, 57776), (368, 52281), (414, 46472), (444, 43332), (471, 40848), (552, 34854), (592, 32499), (628, 30636), (666, 28888), (828, 23236), (851, 22608), (888, 21666), (942, 20424), (1104, 17427), (1256, 15318), (1332, 14444), (1413, 13616), (1656, 11618), (1702, 11304), (1776, 10833), (1884, 10212), (2512, 7659), (2553, 7536), (2664, 7222), (2826, 6808), (3312, 5809), (3404, 5652), (3611, 5328), (3768, 5106)]