18377028

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 49751520

約数和(自身を除く): 31374492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 67, 76, 114, 134, 171, 201, 228, 268, 342, 401, 402, 603, 684, 802, 804, 1203, 1206, 1273, 1604, 2406, 2412, 2546, 3609, 3819, 4812, 5092, 7218, 7619, 7638, 11457, 14436, 15238, 15276, 22857, 22914, 26867, 30476, 45714, 45828, 53734, 68571, 80601, 91428, 107468, 137142, 161202, 241803, 274284, 322404, 483606, 510473, 967212, 1020946, 1531419, 2041892, 3062838, 4594257, 6125676, 9188514, 18377028]

約数ペア:

[(1, 18377028), (2, 9188514), (3, 6125676), (4, 4594257), (6, 3062838), (9, 2041892), (12, 1531419), (18, 1020946), (19, 967212), (36, 510473), (38, 483606), (57, 322404), (67, 274284), (76, 241803), (114, 161202), (134, 137142), (171, 107468), (201, 91428), (228, 80601), (268, 68571), (342, 53734), (401, 45828), (402, 45714), (603, 30476), (684, 26867), (802, 22914), (804, 22857), (1203, 15276), (1206, 15238), (1273, 14436), (1604, 11457), (2406, 7638), (2412, 7619), (2546, 7218), (3609, 5092), (3819, 4812)]