20194178394

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1\times {\mathrm{7529}}^1$

素因数の和:7935

約数の個数: 64

約数和(自身を含む): 43993031040

約数和(自身を除く): 23798852646

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 137, 251, 274, 411, 502, 753, 822, 1506, 1781, 3263, 3562, 5343, 6526, 7529, 9789, 10686, 15058, 19578, 22587, 34387, 45174, 68774, 97877, 103161, 195754, 206322, 293631, 447031, 587262, 894062, 1031473, 1341093, 1889779, 2062946, 2682186, 3094419, 3779558, 5669337, 6188838, 11338674, 13409149, 24567127, 26818298, 40227447, 49134254, 73701381, 80454894, 147402762, 258899723, 517799446, 776699169, 1553398338, 3365696399, 6731392798, 10097089197, 20194178394]

約数ペア:

[(1, 20194178394), (2, 10097089197), (3, 6731392798), (6, 3365696399), (13, 1553398338), (26, 776699169), (39, 517799446), (78, 258899723), (137, 147402762), (251, 80454894), (274, 73701381), (411, 49134254), (502, 40227447), (753, 26818298), (822, 24567127), (1506, 13409149), (1781, 11338674), (3263, 6188838), (3562, 5669337), (5343, 3779558), (6526, 3094419), (7529, 2682186), (9789, 2062946), (10686, 1889779), (15058, 1341093), (19578, 1031473), (22587, 894062), (34387, 587262), (45174, 447031), (68774, 293631), (97877, 206322), (103161, 195754)]