19344702

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 44706816

約数和(自身を除く): 25362114

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 41, 46, 69, 78, 82, 123, 138, 246, 263, 299, 526, 533, 598, 789, 897, 943, 1066, 1578, 1599, 1794, 1886, 2829, 3198, 3419, 5658, 6049, 6838, 10257, 10783, 12098, 12259, 18147, 20514, 21566, 24518, 32349, 36294, 36777, 64698, 73554, 78637, 140179, 157274, 235911, 248009, 280358, 420537, 471822, 496018, 744027, 841074, 1488054, 3224117, 6448234, 9672351, 19344702]

約数ペア:

[(1, 19344702), (2, 9672351), (3, 6448234), (6, 3224117), (13, 1488054), (23, 841074), (26, 744027), (39, 496018), (41, 471822), (46, 420537), (69, 280358), (78, 248009), (82, 235911), (123, 157274), (138, 140179), (246, 78637), (263, 73554), (299, 64698), (526, 36777), (533, 36294), (598, 32349), (789, 24518), (897, 21566), (943, 20514), (1066, 18147), (1578, 12259), (1599, 12098), (1794, 10783), (1886, 10257), (2829, 6838), (3198, 6049), (3419, 5658)]