19856136

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1187}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 53887680

約数和(自身を除く): 34031544

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1187, 1394, 2091, 2374, 2788, 3561, 4182, 4748, 5576, 7122, 8364, 9496, 14244, 16728, 20179, 28488, 40358, 48667, 60537, 80716, 97334, 121074, 146001, 161432, 194668, 242148, 292002, 389336, 484296, 584004, 827339, 1168008, 1654678, 2482017, 3309356, 4964034, 6618712, 9928068, 19856136]

約数ペア:

[(1, 19856136), (2, 9928068), (3, 6618712), (4, 4964034), (6, 3309356), (8, 2482017), (12, 1654678), (17, 1168008), (24, 827339), (34, 584004), (41, 484296), (51, 389336), (68, 292002), (82, 242148), (102, 194668), (123, 161432), (136, 146001), (164, 121074), (204, 97334), (246, 80716), (328, 60537), (408, 48667), (492, 40358), (697, 28488), (984, 20179), (1187, 16728), (1394, 14244), (2091, 9496), (2374, 8364), (2788, 7122), (3561, 5576), (4182, 4748)]