19060020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{2161}}^1$

素因数の和:2190

約数の個数: 108

約数和(自身を含む): 67285764

約数和(自身を除く): 48225744

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2161, 2205, 2940, 4322, 4410, 6483, 8644, 8820, 10805, 12966, 15127, 19449, 21610, 25932, 30254, 32415, 38898, 43220, 45381, 60508, 64830, 75635, 77796, 90762, 97245, 105889, 129660, 136143, 151270, 181524, 194490, 211778, 226905, 272286, 302540, 317667, 388980, 423556, 453810, 529445, 544572, 635334, 680715, 907620, 953001, 1058890, 1270668, 1361430, 1588335, 1906002, 2117780, 2722860, 3176670, 3812004, 4765005, 6353340, 9530010, 19060020]

約数ペア:

[(1, 19060020), (2, 9530010), (3, 6353340), (4, 4765005), (5, 3812004), (6, 3176670), (7, 2722860), (9, 2117780), (10, 1906002), (12, 1588335), (14, 1361430), (15, 1270668), (18, 1058890), (20, 953001), (21, 907620), (28, 680715), (30, 635334), (35, 544572), (36, 529445), (42, 453810), (45, 423556), (49, 388980), (60, 317667), (63, 302540), (70, 272286), (84, 226905), (90, 211778), (98, 194490), (105, 181524), (126, 151270), (140, 136143), (147, 129660), (180, 105889), (196, 97245), (210, 90762), (245, 77796), (252, 75635), (294, 64830), (315, 60508), (420, 45381), (441, 43220), (490, 38898), (588, 32415), (630, 30254), (735, 25932), (882, 21610), (980, 19449), (1260, 15127), (1470, 12966), (1764, 10805), (2161, 8820), (2205, 8644), (2940, 6483), (4322, 4410)]