19939068

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^2\times {\mathrm{349}}^1$

素因数の和:408

約数の個数: 72

約数和(自身を含む): 54194000

約数和(自身を除く): 34254932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 349, 414, 529, 621, 698, 828, 1047, 1058, 1242, 1396, 1587, 2094, 2116, 2484, 3141, 3174, 4188, 4761, 6282, 6348, 8027, 9423, 9522, 12564, 14283, 16054, 18846, 19044, 24081, 28566, 32108, 37692, 48162, 57132, 72243, 96324, 144486, 184621, 216729, 288972, 369242, 433458, 553863, 738484, 866916, 1107726, 1661589, 2215452, 3323178, 4984767, 6646356, 9969534, 19939068]

約数ペア:

[(1, 19939068), (2, 9969534), (3, 6646356), (4, 4984767), (6, 3323178), (9, 2215452), (12, 1661589), (18, 1107726), (23, 866916), (27, 738484), (36, 553863), (46, 433458), (54, 369242), (69, 288972), (92, 216729), (108, 184621), (138, 144486), (207, 96324), (276, 72243), (349, 57132), (414, 48162), (529, 37692), (621, 32108), (698, 28566), (828, 24081), (1047, 19044), (1058, 18846), (1242, 16054), (1396, 14283), (1587, 12564), (2094, 9522), (2116, 9423), (2484, 8027), (3141, 6348), (3174, 6282), (4188, 4761)]