18887712

素因数分解:

$2^5\times 3^1\times {\mathrm{181}}^1\times {\mathrm{1087}}^1$

素因数の和:1281

約数の個数: 48

約数和(自身を含む): 49900032

約数和(自身を除く): 31012320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 181, 362, 543, 724, 1086, 1087, 1448, 2172, 2174, 2896, 3261, 4344, 4348, 5792, 6522, 8688, 8696, 13044, 17376, 17392, 26088, 34784, 52176, 104352, 196747, 393494, 590241, 786988, 1180482, 1573976, 2360964, 3147952, 4721928, 6295904, 9443856, 18887712]

約数ペア:

[(1, 18887712), (2, 9443856), (3, 6295904), (4, 4721928), (6, 3147952), (8, 2360964), (12, 1573976), (16, 1180482), (24, 786988), (32, 590241), (48, 393494), (96, 196747), (181, 104352), (362, 52176), (543, 34784), (724, 26088), (1086, 17392), (1087, 17376), (1448, 13044), (2172, 8696), (2174, 8688), (2896, 6522), (3261, 5792), (4344, 4348)]