19613790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 58945536

約数和(自身を除く): 39331746

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 163, 191, 210, 315, 326, 382, 489, 573, 630, 815, 955, 978, 1141, 1146, 1337, 1467, 1630, 1719, 1910, 2282, 2445, 2674, 2865, 2934, 3423, 3438, 4011, 4890, 5705, 5730, 6685, 6846, 7335, 8022, 8595, 10269, 11410, 12033, 13370, 14670, 17115, 17190, 20055, 20538, 24066, 31133, 34230, 40110, 51345, 60165, 62266, 93399, 102690, 120330, 155665, 186798, 217931, 280197, 311330, 435862, 466995, 560394, 653793, 933990, 1089655, 1307586, 1400985, 1961379, 2179310, 2801970, 3268965, 3922758, 6537930, 9806895, 19613790]

約数ペア:

[(1, 19613790), (2, 9806895), (3, 6537930), (5, 3922758), (6, 3268965), (7, 2801970), (9, 2179310), (10, 1961379), (14, 1400985), (15, 1307586), (18, 1089655), (21, 933990), (30, 653793), (35, 560394), (42, 466995), (45, 435862), (63, 311330), (70, 280197), (90, 217931), (105, 186798), (126, 155665), (163, 120330), (191, 102690), (210, 93399), (315, 62266), (326, 60165), (382, 51345), (489, 40110), (573, 34230), (630, 31133), (815, 24066), (955, 20538), (978, 20055), (1141, 17190), (1146, 17115), (1337, 14670), (1467, 13370), (1630, 12033), (1719, 11410), (1910, 10269), (2282, 8595), (2445, 8022), (2674, 7335), (2865, 6846), (2934, 6685), (3423, 5730), (3438, 5705), (4011, 4890)]