38619828

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 111417768

約数和(自身を除く): 72797940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 81, 106, 108, 117, 156, 159, 162, 173, 212, 234, 318, 324, 346, 351, 468, 477, 519, 636, 689, 692, 702, 954, 1038, 1053, 1378, 1404, 1431, 1557, 1908, 2067, 2076, 2106, 2249, 2756, 2862, 3114, 4134, 4212, 4293, 4498, 4671, 5724, 6201, 6228, 6747, 8268, 8586, 8996, 9169, 9342, 12402, 13494, 14013, 17172, 18338, 18603, 18684, 20241, 24804, 26988, 27507, 28026, 36676, 37206, 40482, 55014, 55809, 56052, 60723, 74412, 80964, 82521, 110028, 111618, 119197, 121446, 165042, 182169, 223236, 238394, 242892, 247563, 330084, 357591, 364338, 476788, 495126, 715182, 728676, 742689, 990252, 1072773, 1430364, 1485378, 2145546, 2970756, 3218319, 4291092, 6436638, 9654957, 12873276, 19309914, 38619828]

約数ペア:

[(1, 38619828), (2, 19309914), (3, 12873276), (4, 9654957), (6, 6436638), (9, 4291092), (12, 3218319), (13, 2970756), (18, 2145546), (26, 1485378), (27, 1430364), (36, 1072773), (39, 990252), (52, 742689), (53, 728676), (54, 715182), (78, 495126), (81, 476788), (106, 364338), (108, 357591), (117, 330084), (156, 247563), (159, 242892), (162, 238394), (173, 223236), (212, 182169), (234, 165042), (318, 121446), (324, 119197), (346, 111618), (351, 110028), (468, 82521), (477, 80964), (519, 74412), (636, 60723), (689, 56052), (692, 55809), (702, 55014), (954, 40482), (1038, 37206), (1053, 36676), (1378, 28026), (1404, 27507), (1431, 26988), (1557, 24804), (1908, 20241), (2067, 18684), (2076, 18603), (2106, 18338), (2249, 17172), (2756, 14013), (2862, 13494), (3114, 12402), (4134, 9342), (4212, 9169), (4293, 8996), (4498, 8586), (4671, 8268), (5724, 6747), (6201, 6228)]