18957630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 48614400

約数和(自身を除く): 29656770

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 79, 95, 114, 158, 190, 237, 285, 395, 421, 474, 570, 790, 842, 1185, 1263, 1501, 2105, 2370, 2526, 3002, 4210, 4503, 6315, 7505, 7999, 9006, 12630, 15010, 15998, 22515, 23997, 33259, 39995, 45030, 47994, 66518, 79990, 99777, 119985, 166295, 199554, 239970, 332590, 498885, 631921, 997770, 1263842, 1895763, 3159605, 3791526, 6319210, 9478815, 18957630]

約数ペア:

[(1, 18957630), (2, 9478815), (3, 6319210), (5, 3791526), (6, 3159605), (10, 1895763), (15, 1263842), (19, 997770), (30, 631921), (38, 498885), (57, 332590), (79, 239970), (95, 199554), (114, 166295), (158, 119985), (190, 99777), (237, 79990), (285, 66518), (395, 47994), (421, 45030), (474, 39995), (570, 33259), (790, 23997), (842, 22515), (1185, 15998), (1263, 15010), (1501, 12630), (2105, 9006), (2370, 7999), (2526, 7505), (3002, 6315), (4210, 4503)]