19205964

素因数分解:

$2^2\times 3^3\times {\mathrm{163}}^1\times {\mathrm{1091}}^1$

素因数の和:1267

約数の個数: 48

約数和(自身を含む): 50144640

約数和(自身を除く): 30938676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 163, 326, 489, 652, 978, 1091, 1467, 1956, 2182, 2934, 3273, 4364, 4401, 5868, 6546, 8802, 9819, 13092, 17604, 19638, 29457, 39276, 58914, 117828, 177833, 355666, 533499, 711332, 1066998, 1600497, 2133996, 3200994, 4801491, 6401988, 9602982, 19205964]

約数ペア:

[(1, 19205964), (2, 9602982), (3, 6401988), (4, 4801491), (6, 3200994), (9, 2133996), (12, 1600497), (18, 1066998), (27, 711332), (36, 533499), (54, 355666), (108, 177833), (163, 117828), (326, 58914), (489, 39276), (652, 29457), (978, 19638), (1091, 17604), (1467, 13092), (1956, 9819), (2182, 8802), (2934, 6546), (3273, 5868), (4364, 4401)]