19922884

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 18179516

約数列:

[1, 2, 4, 29, 41, 58, 59, 71, 82, 116, 118, 142, 164, 236, 284, 1189, 1711, 2059, 2378, 2419, 2911, 3422, 4118, 4189, 4756, 4838, 5822, 6844, 8236, 8378, 9676, 11644, 16756, 70151, 84419, 121481, 140302, 168838, 171749, 242962, 280604, 337676, 343498, 485924, 686996, 4980721, 9961442, 19922884]

約数ペア:

[(1, 19922884), (2, 9961442), (4, 4980721), (29, 686996), (41, 485924), (58, 343498), (59, 337676), (71, 280604), (82, 242962), (116, 171749), (118, 168838), (142, 140302), (164, 121481), (236, 84419), (284, 70151), (1189, 16756), (1711, 11644), (2059, 9676), (2378, 8378), (2419, 8236), (2911, 6844), (3422, 5822), (4118, 4838), (4189, 4756)]