19489163902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{223823}}^1$

素因数の和:224052

約数の個数: 32

約数和(自身を含む): 33503766912

約数和(自身を除く): 14014603010

約数列:

[1, 2, 13, 17, 26, 34, 197, 221, 394, 442, 2561, 3349, 5122, 6698, 43537, 87074, 223823, 447646, 2909699, 3804991, 5819398, 7609982, 44093131, 49464883, 88186262, 98929766, 573210703, 749583227, 1146421406, 1499166454, 9744581951, 19489163902]

約数ペア:

[(1, 19489163902), (2, 9744581951), (13, 1499166454), (17, 1146421406), (26, 749583227), (34, 573210703), (197, 98929766), (221, 88186262), (394, 49464883), (442, 44093131), (2561, 7609982), (3349, 5819398), (5122, 3804991), (6698, 2909699), (43537, 447646), (87074, 223823)]