19260579

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 9769821

約数列:

[1, 3, 13, 31, 39, 89, 93, 179, 267, 403, 537, 1157, 1209, 2327, 2759, 3471, 5549, 6981, 8277, 15931, 16647, 35867, 47793, 72137, 107601, 207103, 216411, 493861, 621309, 1481583, 6420193, 19260579]

約数ペア:

[(1, 19260579), (3, 6420193), (13, 1481583), (31, 621309), (39, 493861), (89, 216411), (93, 207103), (179, 107601), (267, 72137), (403, 47793), (537, 35867), (1157, 16647), (1209, 15931), (2327, 8277), (2759, 6981), (3471, 5549)]