1999001952

素因数分解:

$2^5\times 3^2\times {\mathrm{227}}^1\times {\mathrm{30577}}^1$

素因数の和:30820

約数の個数: 72

約数和(自身を含む): 5709891096

約数和(自身を除く): 3710889144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 227, 288, 454, 681, 908, 1362, 1816, 2043, 2724, 3632, 4086, 5448, 7264, 8172, 10896, 16344, 21792, 30577, 32688, 61154, 65376, 91731, 122308, 183462, 244616, 275193, 366924, 489232, 550386, 733848, 978464, 1100772, 1467696, 2201544, 2935392, 4403088, 6940979, 8806176, 13881958, 20822937, 27763916, 41645874, 55527832, 62468811, 83291748, 111055664, 124937622, 166583496, 222111328, 249875244, 333166992, 499750488, 666333984, 999500976, 1999001952]

約数ペア:

[(1, 1999001952), (2, 999500976), (3, 666333984), (4, 499750488), (6, 333166992), (8, 249875244), (9, 222111328), (12, 166583496), (16, 124937622), (18, 111055664), (24, 83291748), (32, 62468811), (36, 55527832), (48, 41645874), (72, 27763916), (96, 20822937), (144, 13881958), (227, 8806176), (288, 6940979), (454, 4403088), (681, 2935392), (908, 2201544), (1362, 1467696), (1816, 1100772), (2043, 978464), (2724, 733848), (3632, 550386), (4086, 489232), (5448, 366924), (7264, 275193), (8172, 244616), (10896, 183462), (16344, 122308), (21792, 91731), (30577, 65376), (32688, 61154)]