19748448

素因数分解:

$2^5\times 3^4\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 120

約数和(自身を含む): 61288920

約数和(自身を除く): 41540472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 76, 81, 96, 108, 114, 144, 152, 162, 171, 216, 228, 288, 304, 324, 342, 401, 432, 456, 513, 608, 648, 684, 802, 864, 912, 1026, 1203, 1296, 1368, 1539, 1604, 1824, 2052, 2406, 2592, 2736, 3078, 3208, 3609, 4104, 4812, 5472, 6156, 6416, 7218, 7619, 8208, 9624, 10827, 12312, 12832, 14436, 15238, 16416, 19248, 21654, 22857, 24624, 28872, 30476, 32481, 38496, 43308, 45714, 49248, 57744, 60952, 64962, 68571, 86616, 91428, 115488, 121904, 129924, 137142, 173232, 182856, 205713, 243808, 259848, 274284, 346464, 365712, 411426, 519696, 548568, 617139, 731424, 822852, 1039392, 1097136, 1234278, 1645704, 2194272, 2468556, 3291408, 4937112, 6582816, 9874224, 19748448]

約数ペア:

[(1, 19748448), (2, 9874224), (3, 6582816), (4, 4937112), (6, 3291408), (8, 2468556), (9, 2194272), (12, 1645704), (16, 1234278), (18, 1097136), (19, 1039392), (24, 822852), (27, 731424), (32, 617139), (36, 548568), (38, 519696), (48, 411426), (54, 365712), (57, 346464), (72, 274284), (76, 259848), (81, 243808), (96, 205713), (108, 182856), (114, 173232), (144, 137142), (152, 129924), (162, 121904), (171, 115488), (216, 91428), (228, 86616), (288, 68571), (304, 64962), (324, 60952), (342, 57744), (401, 49248), (432, 45714), (456, 43308), (513, 38496), (608, 32481), (648, 30476), (684, 28872), (802, 24624), (864, 22857), (912, 21654), (1026, 19248), (1203, 16416), (1296, 15238), (1368, 14436), (1539, 12832), (1604, 12312), (1824, 10827), (2052, 9624), (2406, 8208), (2592, 7619), (2736, 7218), (3078, 6416), (3208, 6156), (3609, 5472), (4104, 4812)]