19729764

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 34460316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 71, 83, 93, 108, 124, 142, 166, 186, 213, 249, 279, 284, 332, 372, 426, 498, 558, 639, 747, 837, 852, 996, 1116, 1278, 1494, 1674, 1917, 2201, 2241, 2556, 2573, 2988, 3348, 3834, 4402, 4482, 5146, 5893, 6603, 7668, 7719, 8804, 8964, 10292, 11786, 13206, 15438, 17679, 19809, 23157, 23572, 26412, 30876, 35358, 39618, 46314, 53037, 59427, 69471, 70716, 79236, 92628, 106074, 118854, 138942, 159111, 182683, 212148, 237708, 277884, 318222, 365366, 548049, 636444, 730732, 1096098, 1644147, 2192196, 3288294, 4932441, 6576588, 9864882, 19729764]

約数ペア:

[(1, 19729764), (2, 9864882), (3, 6576588), (4, 4932441), (6, 3288294), (9, 2192196), (12, 1644147), (18, 1096098), (27, 730732), (31, 636444), (36, 548049), (54, 365366), (62, 318222), (71, 277884), (83, 237708), (93, 212148), (108, 182683), (124, 159111), (142, 138942), (166, 118854), (186, 106074), (213, 92628), (249, 79236), (279, 70716), (284, 69471), (332, 59427), (372, 53037), (426, 46314), (498, 39618), (558, 35358), (639, 30876), (747, 26412), (837, 23572), (852, 23157), (996, 19809), (1116, 17679), (1278, 15438), (1494, 13206), (1674, 11786), (1917, 10292), (2201, 8964), (2241, 8804), (2556, 7719), (2573, 7668), (2988, 6603), (3348, 5893), (3834, 5146), (4402, 4482)]