19618620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6673}}^1$

素因数の和:6699

約数の個数: 72

約数和(自身を含む): 63910224

約数和(自身を除く): 44291604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6673, 13346, 20019, 26692, 33365, 40038, 46711, 66730, 80076, 93422, 100095, 133460, 140133, 186844, 200190, 233555, 280266, 326977, 400380, 467110, 560532, 653954, 700665, 934220, 980931, 1307908, 1401330, 1634885, 1961862, 2802660, 3269770, 3923724, 4904655, 6539540, 9809310, 19618620]

約数ペア:

[(1, 19618620), (2, 9809310), (3, 6539540), (4, 4904655), (5, 3923724), (6, 3269770), (7, 2802660), (10, 1961862), (12, 1634885), (14, 1401330), (15, 1307908), (20, 980931), (21, 934220), (28, 700665), (30, 653954), (35, 560532), (42, 467110), (49, 400380), (60, 326977), (70, 280266), (84, 233555), (98, 200190), (105, 186844), (140, 140133), (147, 133460), (196, 100095), (210, 93422), (245, 80076), (294, 66730), (420, 46711), (490, 40038), (588, 33365), (735, 26692), (980, 20019), (1470, 13346), (2940, 6673)]