18387948

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3919}}^1$

素因数の和:3966

約数の個数: 48

約数和(自身を含む): 47416320

約数和(自身を除く): 29028372

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 204, 276, 391, 782, 1173, 1564, 2346, 3919, 4692, 7838, 11757, 15676, 23514, 47028, 66623, 90137, 133246, 180274, 199869, 266492, 270411, 360548, 399738, 540822, 799476, 1081644, 1532329, 3064658, 4596987, 6129316, 9193974, 18387948]

約数ペア:

[(1, 18387948), (2, 9193974), (3, 6129316), (4, 4596987), (6, 3064658), (12, 1532329), (17, 1081644), (23, 799476), (34, 540822), (46, 399738), (51, 360548), (68, 270411), (69, 266492), (92, 199869), (102, 180274), (138, 133246), (204, 90137), (276, 66623), (391, 47028), (782, 23514), (1173, 15676), (1564, 11757), (2346, 7838), (3919, 4692)]