20304216

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 128

約数和(自身を含む): 60710400

約数和(自身を除く): 40406184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 61, 67, 69, 72, 92, 108, 122, 134, 138, 183, 184, 201, 207, 216, 244, 268, 276, 366, 402, 414, 488, 536, 549, 552, 603, 621, 732, 804, 828, 1098, 1206, 1242, 1403, 1464, 1541, 1608, 1647, 1656, 1809, 2196, 2412, 2484, 2806, 3082, 3294, 3618, 4087, 4209, 4392, 4623, 4824, 4968, 5612, 6164, 6588, 7236, 8174, 8418, 9246, 11224, 12261, 12328, 12627, 13176, 13869, 14472, 16348, 16836, 18492, 24522, 25254, 27738, 32696, 33672, 36783, 36984, 37881, 41607, 49044, 50508, 55476, 73566, 75762, 83214, 94001, 98088, 101016, 110349, 110952, 147132, 151524, 166428, 188002, 220698, 282003, 294264, 303048, 332856, 376004, 441396, 564006, 752008, 846009, 882792, 1128012, 1692018, 2256024, 2538027, 3384036, 5076054, 6768072, 10152108, 20304216]

約数ペア:

[(1, 20304216), (2, 10152108), (3, 6768072), (4, 5076054), (6, 3384036), (8, 2538027), (9, 2256024), (12, 1692018), (18, 1128012), (23, 882792), (24, 846009), (27, 752008), (36, 564006), (46, 441396), (54, 376004), (61, 332856), (67, 303048), (69, 294264), (72, 282003), (92, 220698), (108, 188002), (122, 166428), (134, 151524), (138, 147132), (183, 110952), (184, 110349), (201, 101016), (207, 98088), (216, 94001), (244, 83214), (268, 75762), (276, 73566), (366, 55476), (402, 50508), (414, 49044), (488, 41607), (536, 37881), (549, 36984), (552, 36783), (603, 33672), (621, 32696), (732, 27738), (804, 25254), (828, 24522), (1098, 18492), (1206, 16836), (1242, 16348), (1403, 14472), (1464, 13869), (1541, 13176), (1608, 12627), (1647, 12328), (1656, 12261), (1809, 11224), (2196, 9246), (2412, 8418), (2484, 8174), (2806, 7236), (3082, 6588), (3294, 6164), (3618, 5612), (4087, 4968), (4209, 4824), (4392, 4623)]