19933686

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 45658080

約数和(自身を除く): 25724394

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 89, 138, 178, 207, 267, 414, 534, 541, 801, 1082, 1602, 1623, 2047, 3246, 4094, 4869, 6141, 9738, 12282, 12443, 18423, 24886, 36846, 37329, 48149, 74658, 96298, 111987, 144447, 223974, 288894, 433341, 866682, 1107427, 2214854, 3322281, 6644562, 9966843, 19933686]

約数ペア:

[(1, 19933686), (2, 9966843), (3, 6644562), (6, 3322281), (9, 2214854), (18, 1107427), (23, 866682), (46, 433341), (69, 288894), (89, 223974), (138, 144447), (178, 111987), (207, 96298), (267, 74658), (414, 48149), (534, 37329), (541, 36846), (801, 24886), (1082, 18423), (1602, 12443), (1623, 12282), (2047, 9738), (3246, 6141), (4094, 4869)]