2009190092

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{77743}}^1$

素因数の和:77838

約数の個数: 48

約数和(自身を含む): 4388493312

約数和(自身を除く): 2379303220

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 923, 994, 1846, 1988, 3692, 6461, 12922, 25844, 77743, 155486, 310972, 544201, 1010659, 1088402, 2021318, 2176804, 4042636, 5519753, 7074613, 11039506, 14149226, 22079012, 28298452, 38638271, 71756789, 77276542, 143513578, 154553084, 287027156, 502297523, 1004595046, 2009190092]

約数ペア:

[(1, 2009190092), (2, 1004595046), (4, 502297523), (7, 287027156), (13, 154553084), (14, 143513578), (26, 77276542), (28, 71756789), (52, 38638271), (71, 28298452), (91, 22079012), (142, 14149226), (182, 11039506), (284, 7074613), (364, 5519753), (497, 4042636), (923, 2176804), (994, 2021318), (1846, 1088402), (1988, 1010659), (3692, 544201), (6461, 310972), (12922, 155486), (25844, 77743)]