11987924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 24385536

約数和(自身を除く): 12397612

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 71, 142, 191, 221, 284, 382, 442, 764, 884, 923, 1207, 1846, 2414, 2483, 3247, 3692, 4828, 4966, 6494, 9932, 12988, 13561, 15691, 27122, 31382, 42211, 54244, 62764, 84422, 168844, 176293, 230537, 352586, 461074, 705172, 922148, 2996981, 5993962, 11987924]

約数ペア:

[(1, 11987924), (2, 5993962), (4, 2996981), (13, 922148), (17, 705172), (26, 461074), (34, 352586), (52, 230537), (68, 176293), (71, 168844), (142, 84422), (191, 62764), (221, 54244), (284, 42211), (382, 31382), (442, 27122), (764, 15691), (884, 13561), (923, 12988), (1207, 9932), (1846, 6494), (2414, 4966), (2483, 4828), (3247, 3692)]