19894392

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5639}}^1$

素因数の和:5665

約数の個数: 72

約数和(自身を含む): 62688600

約数和(自身を除く): 42794208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5639, 11278, 16917, 22556, 33834, 39473, 45112, 50751, 67668, 78946, 101502, 118419, 135336, 157892, 203004, 236838, 276311, 315784, 355257, 406008, 473676, 552622, 710514, 828933, 947352, 1105244, 1421028, 1657866, 2210488, 2486799, 2842056, 3315732, 4973598, 6631464, 9947196, 19894392]

約数ペア:

[(1, 19894392), (2, 9947196), (3, 6631464), (4, 4973598), (6, 3315732), (7, 2842056), (8, 2486799), (9, 2210488), (12, 1657866), (14, 1421028), (18, 1105244), (21, 947352), (24, 828933), (28, 710514), (36, 552622), (42, 473676), (49, 406008), (56, 355257), (63, 315784), (72, 276311), (84, 236838), (98, 203004), (126, 157892), (147, 135336), (168, 118419), (196, 101502), (252, 78946), (294, 67668), (392, 50751), (441, 45112), (504, 39473), (588, 33834), (882, 22556), (1176, 16917), (1764, 11278), (3528, 5639)]