20173091666

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{117541}}^1$

素因数の和:117627

約数の個数: 64

約数和(自身を含む): 39810064896

約数和(自身を除く): 19636973230

約数列:

[1, 2, 7, 13, 14, 23, 26, 41, 46, 82, 91, 161, 182, 287, 299, 322, 533, 574, 598, 943, 1066, 1886, 2093, 3731, 4186, 6601, 7462, 12259, 13202, 24518, 85813, 117541, 171626, 235082, 822787, 1528033, 1645574, 2703443, 3056066, 4819181, 5406886, 9638362, 10696231, 18924101, 21392462, 33734267, 35144759, 37848202, 62649353, 67468534, 70289518, 110841163, 125298706, 221682326, 246013313, 438545471, 492026626, 775888141, 877090942, 1440935119, 1551776282, 2881870238, 10086545833, 20173091666]

約数ペア:

[(1, 20173091666), (2, 10086545833), (7, 2881870238), (13, 1551776282), (14, 1440935119), (23, 877090942), (26, 775888141), (41, 492026626), (46, 438545471), (82, 246013313), (91, 221682326), (161, 125298706), (182, 110841163), (287, 70289518), (299, 67468534), (322, 62649353), (533, 37848202), (574, 35144759), (598, 33734267), (943, 21392462), (1066, 18924101), (1886, 10696231), (2093, 9638362), (3731, 5406886), (4186, 4819181), (6601, 3056066), (7462, 2703443), (12259, 1645574), (13202, 1528033), (24518, 822787), (85813, 235082), (117541, 171626)]