19702422

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 72

約数和(自身を含む): 47401848

約数和(自身を除く): 27699426

約数列:

[1, 2, 3, 6, 9, 17, 18, 31, 34, 51, 62, 67, 93, 102, 134, 153, 186, 201, 279, 306, 402, 527, 558, 603, 961, 1054, 1139, 1206, 1581, 1922, 2077, 2278, 2883, 3162, 3417, 4154, 4743, 5766, 6231, 6834, 8649, 9486, 10251, 12462, 16337, 17298, 18693, 20502, 32674, 35309, 37386, 49011, 64387, 70618, 98022, 105927, 128774, 147033, 193161, 211854, 294066, 317781, 386322, 579483, 635562, 1094579, 1158966, 2189158, 3283737, 6567474, 9851211, 19702422]

約数ペア:

[(1, 19702422), (2, 9851211), (3, 6567474), (6, 3283737), (9, 2189158), (17, 1158966), (18, 1094579), (31, 635562), (34, 579483), (51, 386322), (62, 317781), (67, 294066), (93, 211854), (102, 193161), (134, 147033), (153, 128774), (186, 105927), (201, 98022), (279, 70618), (306, 64387), (402, 49011), (527, 37386), (558, 35309), (603, 32674), (961, 20502), (1054, 18693), (1139, 17298), (1206, 16337), (1581, 12462), (1922, 10251), (2077, 9486), (2278, 8649), (2883, 6834), (3162, 6231), (3417, 5766), (4154, 4743)]