16981896

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 45158400

約数和(自身を除く): 28176504

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 167, 223, 228, 334, 446, 456, 501, 668, 669, 892, 1002, 1336, 1338, 1784, 2004, 2676, 3173, 4008, 4237, 5352, 6346, 8474, 9519, 12692, 12711, 16948, 19038, 25384, 25422, 33896, 37241, 38076, 50844, 74482, 76152, 101688, 111723, 148964, 223446, 297928, 446892, 707579, 893784, 1415158, 2122737, 2830316, 4245474, 5660632, 8490948, 16981896]

約数ペア:

[(1, 16981896), (2, 8490948), (3, 5660632), (4, 4245474), (6, 2830316), (8, 2122737), (12, 1415158), (19, 893784), (24, 707579), (38, 446892), (57, 297928), (76, 223446), (114, 148964), (152, 111723), (167, 101688), (223, 76152), (228, 74482), (334, 50844), (446, 38076), (456, 37241), (501, 33896), (668, 25422), (669, 25384), (892, 19038), (1002, 16948), (1336, 12711), (1338, 12692), (1784, 9519), (2004, 8474), (2676, 6346), (3173, 5352), (4008, 4237)]