18527584

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1043

約数の個数: 48

約数和(自身を含む): 39674880

約数和(自身を除く): 21147296

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 983, 992, 1178, 1966, 2356, 3932, 4712, 7864, 9424, 15728, 18677, 18848, 30473, 31456, 37354, 60946, 74708, 121892, 149416, 243784, 298832, 487568, 578987, 597664, 975136, 1157974, 2315948, 4631896, 9263792, 18527584]

約数ペア:

[(1, 18527584), (2, 9263792), (4, 4631896), (8, 2315948), (16, 1157974), (19, 975136), (31, 597664), (32, 578987), (38, 487568), (62, 298832), (76, 243784), (124, 149416), (152, 121892), (248, 74708), (304, 60946), (496, 37354), (589, 31456), (608, 30473), (983, 18848), (992, 18677), (1178, 15728), (1966, 9424), (2356, 7864), (3932, 4712)]