18980772

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 31822428

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 59, 68, 76, 83, 102, 114, 118, 166, 177, 204, 228, 236, 249, 323, 332, 354, 498, 646, 708, 969, 996, 1003, 1121, 1292, 1411, 1577, 1938, 2006, 2242, 2822, 3009, 3154, 3363, 3876, 4012, 4233, 4484, 4731, 4897, 5644, 6018, 6308, 6726, 8466, 9462, 9794, 12036, 13452, 14691, 16932, 18924, 19057, 19588, 26809, 29382, 38114, 53618, 57171, 58764, 76228, 80427, 83249, 93043, 107236, 114342, 160854, 166498, 186086, 228684, 249747, 279129, 321708, 332996, 372172, 499494, 558258, 998988, 1116516, 1581731, 3163462, 4745193, 6326924, 9490386, 18980772]

約数ペア:

[(1, 18980772), (2, 9490386), (3, 6326924), (4, 4745193), (6, 3163462), (12, 1581731), (17, 1116516), (19, 998988), (34, 558258), (38, 499494), (51, 372172), (57, 332996), (59, 321708), (68, 279129), (76, 249747), (83, 228684), (102, 186086), (114, 166498), (118, 160854), (166, 114342), (177, 107236), (204, 93043), (228, 83249), (236, 80427), (249, 76228), (323, 58764), (332, 57171), (354, 53618), (498, 38114), (646, 29382), (708, 26809), (969, 19588), (996, 19057), (1003, 18924), (1121, 16932), (1292, 14691), (1411, 13452), (1577, 12036), (1938, 9794), (2006, 9462), (2242, 8466), (2822, 6726), (3009, 6308), (3154, 6018), (3363, 5644), (3876, 4897), (4012, 4731), (4233, 4484)]