19946221380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2172791}}^1$

素因数の和:2172826

約数の個数: 96

約数和(自身を含む): 65705230080

約数和(自身を除く): 45759008700

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, 2295, 3060, 4590, 9180, 2172791, 4345582, 6518373, 8691164, 10863955, 13036746, 19555119, 21727910, 26073492, 32591865, 36937447, 39110238, 43455820, 58665357, 65183730, 73874894, 78220476, 97775595, 110812341, 117330714, 130367460, 147749788, 184687235, 195551190, 221624682, 234661428, 293326785, 332437023, 369374470, 391102380, 443249364, 554061705, 586653570, 664874046, 738748940, 997311069, 1108123410, 1173307140, 1329748092, 1662185115, 1994622138, 2216246820, 3324370230, 3989244276, 4986555345, 6648740460, 9973110690, 19946221380]

約数ペア:

[(1, 19946221380), (2, 9973110690), (3, 6648740460), (4, 4986555345), (5, 3989244276), (6, 3324370230), (9, 2216246820), (10, 1994622138), (12, 1662185115), (15, 1329748092), (17, 1173307140), (18, 1108123410), (20, 997311069), (27, 738748940), (30, 664874046), (34, 586653570), (36, 554061705), (45, 443249364), (51, 391102380), (54, 369374470), (60, 332437023), (68, 293326785), (85, 234661428), (90, 221624682), (102, 195551190), (108, 184687235), (135, 147749788), (153, 130367460), (170, 117330714), (180, 110812341), (204, 97775595), (255, 78220476), (270, 73874894), (306, 65183730), (340, 58665357), (459, 43455820), (510, 39110238), (540, 36937447), (612, 32591865), (765, 26073492), (918, 21727910), (1020, 19555119), (1530, 13036746), (1836, 10863955), (2295, 8691164), (3060, 6518373), (4590, 4345582), (9180, 2172791)]