19873669215

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1\times {\mathrm{797}}^1$

素因数の和:1272

約数の個数: 64

約数和(自身を含む): 33011919360

約数和(自身を除く): 13138250145

約数列:

[1, 3, 5, 15, 37, 111, 179, 185, 251, 537, 555, 753, 797, 895, 1255, 2391, 2685, 3765, 3985, 6623, 9287, 11955, 19869, 27861, 29489, 33115, 44929, 46435, 88467, 99345, 134787, 139305, 142663, 147445, 200047, 224645, 427989, 442335, 600141, 673935, 713315, 1000235, 1662373, 2139945, 3000705, 4987119, 5278531, 7401739, 8311865, 15835593, 22205217, 24935595, 26392655, 35808413, 37008695, 79177965, 107425239, 111026085, 179042065, 537126195, 1324911281, 3974733843, 6624556405, 19873669215]

約数ペア:

[(1, 19873669215), (3, 6624556405), (5, 3974733843), (15, 1324911281), (37, 537126195), (111, 179042065), (179, 111026085), (185, 107425239), (251, 79177965), (537, 37008695), (555, 35808413), (753, 26392655), (797, 24935595), (895, 22205217), (1255, 15835593), (2391, 8311865), (2685, 7401739), (3765, 5278531), (3985, 4987119), (6623, 3000705), (9287, 2139945), (11955, 1662373), (19869, 1000235), (27861, 713315), (29489, 673935), (33115, 600141), (44929, 442335), (46435, 427989), (88467, 224645), (99345, 200047), (134787, 147445), (139305, 142663)]