19643190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1157

約数の個数: 64

約数和(自身を含む): 54535680

約数和(自身を除く): 34892490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 178, 210, 267, 445, 534, 623, 890, 1051, 1246, 1335, 1869, 2102, 2670, 3115, 3153, 3738, 5255, 6230, 6306, 7357, 9345, 10510, 14714, 15765, 18690, 22071, 31530, 36785, 44142, 73570, 93539, 110355, 187078, 220710, 280617, 467695, 561234, 654773, 935390, 1309546, 1403085, 1964319, 2806170, 3273865, 3928638, 6547730, 9821595, 19643190]

約数ペア:

[(1, 19643190), (2, 9821595), (3, 6547730), (5, 3928638), (6, 3273865), (7, 2806170), (10, 1964319), (14, 1403085), (15, 1309546), (21, 935390), (30, 654773), (35, 561234), (42, 467695), (70, 280617), (89, 220710), (105, 187078), (178, 110355), (210, 93539), (267, 73570), (445, 44142), (534, 36785), (623, 31530), (890, 22071), (1051, 18690), (1246, 15765), (1335, 14714), (1869, 10510), (2102, 9345), (2670, 7357), (3115, 6306), (3153, 6230), (3738, 5255)]