19419644

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:302

約数の個数: 36

約数和(自身を含む): 36670536

約数和(自身を除く): 17250892

約数列:

[1, 2, 4, 17, 34, 68, 107, 157, 214, 289, 314, 428, 578, 628, 1156, 1819, 2669, 3638, 5338, 7276, 10676, 16799, 30923, 33598, 45373, 61846, 67196, 90746, 123692, 181492, 285583, 571166, 1142332, 4854911, 9709822, 19419644]

約数ペア:

[(1, 19419644), (2, 9709822), (4, 4854911), (17, 1142332), (34, 571166), (68, 285583), (107, 181492), (157, 123692), (214, 90746), (289, 67196), (314, 61846), (428, 45373), (578, 33598), (628, 30923), (1156, 16799), (1819, 10676), (2669, 7276), (3638, 5338)]