18323892

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 49795200

約数和(自身を除く): 31471308

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 79, 102, 153, 158, 204, 237, 306, 316, 379, 474, 612, 711, 758, 948, 1137, 1343, 1422, 1516, 2274, 2686, 2844, 3411, 4029, 4548, 5372, 6443, 6822, 8058, 12087, 12886, 13644, 16116, 19329, 24174, 25772, 29941, 38658, 48348, 57987, 59882, 77316, 89823, 115974, 119764, 179646, 231948, 269469, 359292, 508997, 538938, 1017994, 1077876, 1526991, 2035988, 3053982, 4580973, 6107964, 9161946, 18323892]

約数ペア:

[(1, 18323892), (2, 9161946), (3, 6107964), (4, 4580973), (6, 3053982), (9, 2035988), (12, 1526991), (17, 1077876), (18, 1017994), (34, 538938), (36, 508997), (51, 359292), (68, 269469), (79, 231948), (102, 179646), (153, 119764), (158, 115974), (204, 89823), (237, 77316), (306, 59882), (316, 57987), (379, 48348), (474, 38658), (612, 29941), (711, 25772), (758, 24174), (948, 19329), (1137, 16116), (1343, 13644), (1422, 12886), (1516, 12087), (2274, 8058), (2686, 6822), (2844, 6443), (3411, 5372), (4029, 4548)]