20730948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 37329852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 59, 84, 89, 94, 118, 141, 177, 178, 188, 236, 267, 282, 329, 354, 356, 413, 534, 564, 623, 658, 708, 826, 987, 1068, 1239, 1246, 1316, 1652, 1869, 1974, 2478, 2492, 2773, 3738, 3948, 4183, 4956, 5251, 5546, 7476, 8319, 8366, 10502, 11092, 12549, 15753, 16638, 16732, 19411, 21004, 25098, 29281, 31506, 33276, 36757, 38822, 50196, 58233, 58562, 63012, 73514, 77644, 87843, 110271, 116466, 117124, 147028, 175686, 220542, 232932, 246797, 351372, 441084, 493594, 740391, 987188, 1480782, 1727579, 2961564, 3455158, 5182737, 6910316, 10365474, 20730948]

約数ペア:

[(1, 20730948), (2, 10365474), (3, 6910316), (4, 5182737), (6, 3455158), (7, 2961564), (12, 1727579), (14, 1480782), (21, 987188), (28, 740391), (42, 493594), (47, 441084), (59, 351372), (84, 246797), (89, 232932), (94, 220542), (118, 175686), (141, 147028), (177, 117124), (178, 116466), (188, 110271), (236, 87843), (267, 77644), (282, 73514), (329, 63012), (354, 58562), (356, 58233), (413, 50196), (534, 38822), (564, 36757), (623, 33276), (658, 31506), (708, 29281), (826, 25098), (987, 21004), (1068, 19411), (1239, 16732), (1246, 16638), (1316, 15753), (1652, 12549), (1869, 11092), (1974, 10502), (2478, 8366), (2492, 8319), (2773, 7476), (3738, 5546), (3948, 5251), (4183, 4956)]