18755226

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 49795200

約数和(自身を除く): 31039974

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 81, 111, 126, 149, 162, 189, 222, 243, 259, 298, 333, 378, 447, 486, 518, 567, 666, 777, 894, 999, 1043, 1134, 1341, 1554, 1701, 1998, 2086, 2331, 2682, 2997, 3129, 3402, 4023, 4662, 5513, 5994, 6258, 6993, 8046, 8991, 9387, 11026, 12069, 13986, 16539, 17982, 18774, 20979, 24138, 28161, 33078, 36207, 38591, 41958, 49617, 56322, 62937, 72414, 77182, 84483, 99234, 115773, 125874, 148851, 168966, 231546, 253449, 297702, 347319, 446553, 506898, 694638, 893106, 1041957, 1339659, 2083914, 2679318, 3125871, 6251742, 9377613, 18755226]

約数ペア:

[(1, 18755226), (2, 9377613), (3, 6251742), (6, 3125871), (7, 2679318), (9, 2083914), (14, 1339659), (18, 1041957), (21, 893106), (27, 694638), (37, 506898), (42, 446553), (54, 347319), (63, 297702), (74, 253449), (81, 231546), (111, 168966), (126, 148851), (149, 125874), (162, 115773), (189, 99234), (222, 84483), (243, 77182), (259, 72414), (298, 62937), (333, 56322), (378, 49617), (447, 41958), (486, 38591), (518, 36207), (567, 33078), (666, 28161), (777, 24138), (894, 20979), (999, 18774), (1043, 17982), (1134, 16539), (1341, 13986), (1554, 12069), (1701, 11026), (1998, 9387), (2086, 8991), (2331, 8046), (2682, 6993), (2997, 6258), (3129, 5994), (3402, 5513), (4023, 4662)]