20090179624

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{3547}}^1\times {\mathrm{41647}}^1$

素因数の和:45217

約数の個数: 32

約数和(自身を含む): 39897118080

約数和(自身を除く): 19806938456

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 3547, 7094, 14188, 28376, 41647, 60299, 83294, 120598, 166588, 241196, 333176, 482392, 707999, 1415998, 2831996, 5663992, 147721909, 295443818, 590887636, 1181775272, 2511272453, 5022544906, 10045089812, 20090179624]

約数ペア:

[(1, 20090179624), (2, 10045089812), (4, 5022544906), (8, 2511272453), (17, 1181775272), (34, 590887636), (68, 295443818), (136, 147721909), (3547, 5663992), (7094, 2831996), (14188, 1415998), (28376, 707999), (41647, 482392), (60299, 333176), (83294, 241196), (120598, 166588)]