19009845897

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{250687}}^1$

素因数の和:250877

約数の個数: 32

約数和(自身を含む): 30419484672

約数和(自身を除く): 11409638775

約数列:

[1, 3, 7, 21, 23, 69, 157, 161, 471, 483, 1099, 3297, 3611, 10833, 25277, 75831, 250687, 752061, 1754809, 5264427, 5765801, 17297403, 39357859, 40360607, 118073577, 121081821, 275505013, 826515039, 905230757, 2715692271, 6336615299, 19009845897]

約数ペア:

[(1, 19009845897), (3, 6336615299), (7, 2715692271), (21, 905230757), (23, 826515039), (69, 275505013), (157, 121081821), (161, 118073577), (471, 40360607), (483, 39357859), (1099, 17297403), (3297, 5765801), (3611, 5264427), (10833, 1754809), (25277, 752061), (75831, 250687)]