19335536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1801}}^1$

素因数の和:1881

約数の個数: 40

約数和(自身を含む): 41561328

約数和(自身を除く): 22225792

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 1801, 2684, 3602, 5368, 7204, 10736, 14408, 19811, 28816, 39622, 79244, 109861, 158488, 219722, 316976, 439444, 878888, 1208471, 1757776, 2416942, 4833884, 9667768, 19335536]

約数ペア:

[(1, 19335536), (2, 9667768), (4, 4833884), (8, 2416942), (11, 1757776), (16, 1208471), (22, 878888), (44, 439444), (61, 316976), (88, 219722), (122, 158488), (176, 109861), (244, 79244), (488, 39622), (671, 28816), (976, 19811), (1342, 14408), (1801, 10736), (2684, 7204), (3602, 5368)]