20716596

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 54664064

約数和(自身を除く): 33947468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 103, 111, 148, 151, 206, 222, 302, 309, 333, 412, 444, 453, 604, 618, 666, 906, 927, 1236, 1332, 1359, 1812, 1854, 2718, 3708, 3811, 5436, 5587, 7622, 11174, 11433, 15244, 15553, 16761, 22348, 22866, 31106, 33522, 34299, 45732, 46659, 50283, 62212, 67044, 68598, 93318, 100566, 137196, 139977, 186636, 201132, 279954, 559908, 575461, 1150922, 1726383, 2301844, 3452766, 5179149, 6905532, 10358298, 20716596]

約数ペア:

[(1, 20716596), (2, 10358298), (3, 6905532), (4, 5179149), (6, 3452766), (9, 2301844), (12, 1726383), (18, 1150922), (36, 575461), (37, 559908), (74, 279954), (103, 201132), (111, 186636), (148, 139977), (151, 137196), (206, 100566), (222, 93318), (302, 68598), (309, 67044), (333, 62212), (412, 50283), (444, 46659), (453, 45732), (604, 34299), (618, 33522), (666, 31106), (906, 22866), (927, 22348), (1236, 16761), (1332, 15553), (1359, 15244), (1812, 11433), (1854, 11174), (2718, 7622), (3708, 5587), (3811, 5436)]