19121498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 35925120

約数和(自身を除く): 16803622

約数列:

[1, 2, 11, 17, 22, 29, 34, 41, 43, 58, 82, 86, 187, 319, 374, 451, 473, 493, 638, 697, 731, 902, 946, 986, 1189, 1247, 1394, 1462, 1763, 2378, 2494, 3526, 5423, 7667, 8041, 10846, 13079, 13717, 15334, 16082, 19393, 20213, 21199, 26158, 27434, 29971, 38786, 40426, 42398, 51127, 59942, 102254, 222343, 233189, 329681, 444686, 466378, 562397, 659362, 869159, 1124794, 1738318, 9560749, 19121498]

約数ペア:

[(1, 19121498), (2, 9560749), (11, 1738318), (17, 1124794), (22, 869159), (29, 659362), (34, 562397), (41, 466378), (43, 444686), (58, 329681), (82, 233189), (86, 222343), (187, 102254), (319, 59942), (374, 51127), (451, 42398), (473, 40426), (493, 38786), (638, 29971), (697, 27434), (731, 26158), (902, 21199), (946, 20213), (986, 19393), (1189, 16082), (1247, 15334), (1394, 13717), (1462, 13079), (1763, 10846), (2378, 8041), (2494, 7667), (3526, 5423)]