19161930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 48175488

約数和(自身を除く): 29013558

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 61, 74, 111, 122, 183, 185, 222, 283, 305, 366, 370, 555, 566, 610, 849, 915, 1110, 1415, 1698, 1830, 2257, 2830, 4245, 4514, 6771, 8490, 10471, 11285, 13542, 17263, 20942, 22570, 31413, 33855, 34526, 51789, 52355, 62826, 67710, 86315, 103578, 104710, 157065, 172630, 258945, 314130, 517890, 638731, 1277462, 1916193, 3193655, 3832386, 6387310, 9580965, 19161930]

約数ペア:

[(1, 19161930), (2, 9580965), (3, 6387310), (5, 3832386), (6, 3193655), (10, 1916193), (15, 1277462), (30, 638731), (37, 517890), (61, 314130), (74, 258945), (111, 172630), (122, 157065), (183, 104710), (185, 103578), (222, 86315), (283, 67710), (305, 62826), (366, 52355), (370, 51789), (555, 34526), (566, 33855), (610, 31413), (849, 22570), (915, 20942), (1110, 17263), (1415, 13542), (1698, 11285), (1830, 10471), (2257, 8490), (2830, 6771), (4245, 4514)]