19174770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{829}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 50108760

約数和(自身を除く): 30933990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 257, 514, 771, 829, 1285, 1542, 1658, 2313, 2487, 2570, 3855, 4145, 4626, 4974, 7461, 7710, 8290, 11565, 12435, 14922, 23130, 24870, 37305, 74610, 213053, 426106, 639159, 1065265, 1278318, 1917477, 2130530, 3195795, 3834954, 6391590, 9587385, 19174770]

約数ペア:

[(1, 19174770), (2, 9587385), (3, 6391590), (5, 3834954), (6, 3195795), (9, 2130530), (10, 1917477), (15, 1278318), (18, 1065265), (30, 639159), (45, 426106), (90, 213053), (257, 74610), (514, 37305), (771, 24870), (829, 23130), (1285, 14922), (1542, 12435), (1658, 11565), (2313, 8290), (2487, 7710), (2570, 7461), (3855, 4974), (4145, 4626)]