19121940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2083}}^1$

素因数の和:2118

約数の個数: 96

約数和(自身を含む): 63020160

約数和(自身を除く): 43898220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2083, 2295, 3060, 4166, 4590, 6249, 8332, 9180, 10415, 12498, 18747, 20830, 24996, 31245, 35411, 37494, 41660, 56241, 62490, 70822, 74988, 93735, 106233, 112482, 124980, 141644, 177055, 187470, 212466, 224964, 281205, 318699, 354110, 374940, 424932, 531165, 562410, 637398, 708220, 956097, 1062330, 1124820, 1274796, 1593495, 1912194, 2124660, 3186990, 3824388, 4780485, 6373980, 9560970, 19121940]

約数ペア:

[(1, 19121940), (2, 9560970), (3, 6373980), (4, 4780485), (5, 3824388), (6, 3186990), (9, 2124660), (10, 1912194), (12, 1593495), (15, 1274796), (17, 1124820), (18, 1062330), (20, 956097), (27, 708220), (30, 637398), (34, 562410), (36, 531165), (45, 424932), (51, 374940), (54, 354110), (60, 318699), (68, 281205), (85, 224964), (90, 212466), (102, 187470), (108, 177055), (135, 141644), (153, 124980), (170, 112482), (180, 106233), (204, 93735), (255, 74988), (270, 70822), (306, 62490), (340, 56241), (459, 41660), (510, 37494), (540, 35411), (612, 31245), (765, 24996), (918, 20830), (1020, 18747), (1530, 12498), (1836, 10415), (2083, 9180), (2295, 8332), (3060, 6249), (4166, 4590)]