19733142

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 47013120

約数和(自身を除く): 27279978

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 109, 143, 211, 218, 286, 327, 422, 429, 633, 654, 858, 1199, 1266, 1417, 2321, 2398, 2743, 2834, 3597, 4251, 4642, 5486, 6963, 7194, 8229, 8502, 13926, 15587, 16458, 22999, 30173, 31174, 45998, 46761, 60346, 68997, 90519, 93522, 137994, 181038, 252989, 298987, 505978, 597974, 758967, 896961, 1517934, 1793922, 3288857, 6577714, 9866571, 19733142]

約数ペア:

[(1, 19733142), (2, 9866571), (3, 6577714), (6, 3288857), (11, 1793922), (13, 1517934), (22, 896961), (26, 758967), (33, 597974), (39, 505978), (66, 298987), (78, 252989), (109, 181038), (143, 137994), (211, 93522), (218, 90519), (286, 68997), (327, 60346), (422, 46761), (429, 45998), (633, 31174), (654, 30173), (858, 22999), (1199, 16458), (1266, 15587), (1417, 13926), (2321, 8502), (2398, 8229), (2743, 7194), (2834, 6963), (3597, 5486), (4251, 4642)]