18373516

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 38041920

約数和(自身を除く): 19668404

約数列:

[1, 2, 4, 7, 14, 28, 73, 89, 101, 146, 178, 202, 292, 356, 404, 511, 623, 707, 1022, 1246, 1414, 2044, 2492, 2828, 6497, 7373, 8989, 12994, 14746, 17978, 25988, 29492, 35956, 45479, 51611, 62923, 90958, 103222, 125846, 181916, 206444, 251692, 656197, 1312394, 2624788, 4593379, 9186758, 18373516]

約数ペア:

[(1, 18373516), (2, 9186758), (4, 4593379), (7, 2624788), (14, 1312394), (28, 656197), (73, 251692), (89, 206444), (101, 181916), (146, 125846), (178, 103222), (202, 90958), (292, 62923), (356, 51611), (404, 45479), (511, 35956), (623, 29492), (707, 25988), (1022, 17978), (1246, 14746), (1414, 12994), (2044, 8989), (2492, 7373), (2828, 6497)]