19363938

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 44651520

約数和(自身を除く): 25287582

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 67, 87, 134, 151, 174, 201, 302, 319, 402, 453, 638, 737, 906, 957, 1474, 1661, 1914, 1943, 2211, 3322, 3886, 4379, 4422, 4983, 5829, 8758, 9966, 10117, 11658, 13137, 20234, 21373, 26274, 30351, 42746, 48169, 60702, 64119, 96338, 111287, 128238, 144507, 222574, 289014, 293393, 333861, 586786, 667722, 880179, 1760358, 3227323, 6454646, 9681969, 19363938]

約数ペア:

[(1, 19363938), (2, 9681969), (3, 6454646), (6, 3227323), (11, 1760358), (22, 880179), (29, 667722), (33, 586786), (58, 333861), (66, 293393), (67, 289014), (87, 222574), (134, 144507), (151, 128238), (174, 111287), (201, 96338), (302, 64119), (319, 60702), (402, 48169), (453, 42746), (638, 30351), (737, 26274), (906, 21373), (957, 20234), (1474, 13137), (1661, 11658), (1914, 10117), (1943, 9966), (2211, 8758), (3322, 5829), (3886, 4983), (4379, 4422)]