19925406

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 47139840

約数和(自身を除く): 27214434

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 61, 69, 122, 138, 183, 207, 263, 366, 414, 526, 549, 621, 789, 1098, 1242, 1403, 1578, 1647, 2367, 2806, 3294, 4209, 4734, 6049, 7101, 8418, 12098, 12627, 14202, 16043, 18147, 25254, 32086, 36294, 37881, 48129, 54441, 75762, 96258, 108882, 144387, 163323, 288774, 326646, 368989, 433161, 737978, 866322, 1106967, 2213934, 3320901, 6641802, 9962703, 19925406]

約数ペア:

[(1, 19925406), (2, 9962703), (3, 6641802), (6, 3320901), (9, 2213934), (18, 1106967), (23, 866322), (27, 737978), (46, 433161), (54, 368989), (61, 326646), (69, 288774), (122, 163323), (138, 144387), (183, 108882), (207, 96258), (263, 75762), (366, 54441), (414, 48129), (526, 37881), (549, 36294), (621, 32086), (789, 25254), (1098, 18147), (1242, 16043), (1403, 14202), (1578, 12627), (1647, 12098), (2367, 8418), (2806, 7101), (3294, 6049), (4209, 4734)]