19652204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 44706816

約数和(自身を除く): 25054612

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 43, 44, 47, 52, 68, 86, 94, 143, 172, 187, 188, 221, 286, 374, 442, 473, 517, 559, 572, 611, 731, 748, 799, 884, 946, 1034, 1118, 1222, 1462, 1598, 1892, 2021, 2068, 2236, 2431, 2444, 2924, 3196, 4042, 4862, 6149, 6721, 8041, 8084, 8789, 9503, 9724, 10387, 12298, 13442, 16082, 17578, 19006, 20774, 22231, 24596, 26273, 26884, 32164, 34357, 35156, 38012, 41548, 44462, 52546, 68714, 88924, 104533, 105092, 114257, 137428, 209066, 228514, 289003, 377927, 418132, 446641, 457028, 578006, 755854, 893282, 1156012, 1511708, 1786564, 4913051, 9826102, 19652204]

約数ペア:

[(1, 19652204), (2, 9826102), (4, 4913051), (11, 1786564), (13, 1511708), (17, 1156012), (22, 893282), (26, 755854), (34, 578006), (43, 457028), (44, 446641), (47, 418132), (52, 377927), (68, 289003), (86, 228514), (94, 209066), (143, 137428), (172, 114257), (187, 105092), (188, 104533), (221, 88924), (286, 68714), (374, 52546), (442, 44462), (473, 41548), (517, 38012), (559, 35156), (572, 34357), (611, 32164), (731, 26884), (748, 26273), (799, 24596), (884, 22231), (946, 20774), (1034, 19006), (1118, 17578), (1222, 16082), (1462, 13442), (1598, 12298), (1892, 10387), (2021, 9724), (2068, 9503), (2236, 8789), (2431, 8084), (2444, 8041), (2924, 6721), (3196, 6149), (4042, 4862)]