17858451215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4111}}^1\times {\mathrm{4157}}^1$

素因数の和:8303

約数の個数: 32

約数和(自身を含む): 24620682240

約数和(自身を除く): 6762231025

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 4111, 4157, 20555, 20785, 45221, 45727, 78109, 78983, 226105, 228635, 390545, 394915, 859199, 868813, 4295995, 4344065, 17089427, 85447135, 187983697, 324699113, 939918485, 1623495565, 3571690243, 17858451215]

約数ペア:

[(1, 17858451215), (5, 3571690243), (11, 1623495565), (19, 939918485), (55, 324699113), (95, 187983697), (209, 85447135), (1045, 17089427), (4111, 4344065), (4157, 4295995), (20555, 868813), (20785, 859199), (45221, 394915), (45727, 390545), (78109, 228635), (78983, 226105)]