19054398

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 43868160

約数和(自身を除く): 24813762

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 67, 93, 134, 139, 186, 201, 278, 341, 402, 417, 682, 737, 834, 1023, 1474, 1529, 2046, 2077, 2211, 3058, 4154, 4309, 4422, 4587, 6231, 8618, 9174, 9313, 12462, 12927, 18626, 22847, 25854, 27939, 45694, 47399, 55878, 68541, 94798, 102443, 137082, 142197, 204886, 284394, 288703, 307329, 577406, 614658, 866109, 1732218, 3175733, 6351466, 9527199, 19054398]

約数ペア:

[(1, 19054398), (2, 9527199), (3, 6351466), (6, 3175733), (11, 1732218), (22, 866109), (31, 614658), (33, 577406), (62, 307329), (66, 288703), (67, 284394), (93, 204886), (134, 142197), (139, 137082), (186, 102443), (201, 94798), (278, 68541), (341, 55878), (402, 47399), (417, 45694), (682, 27939), (737, 25854), (834, 22847), (1023, 18626), (1474, 12927), (1529, 12462), (2046, 9313), (2077, 9174), (2211, 8618), (3058, 6231), (4154, 4587), (4309, 4422)]