20783554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 36640512

約数和(自身を除く): 15856958

約数列:

[1, 2, 11, 17, 22, 34, 61, 122, 187, 374, 671, 911, 1037, 1342, 1822, 2074, 10021, 11407, 15487, 20042, 22814, 30974, 55571, 111142, 170357, 340714, 611281, 944707, 1222562, 1889414, 10391777, 20783554]

約数ペア:

[(1, 20783554), (2, 10391777), (11, 1889414), (17, 1222562), (22, 944707), (34, 611281), (61, 340714), (122, 170357), (187, 111142), (374, 55571), (671, 30974), (911, 22814), (1037, 20042), (1342, 15487), (1822, 11407), (2074, 10021)]