20148617476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{691}}^1\times {\mathrm{821}}^1$

素因数の和:2212

約数の個数: 48

約数和(自身を含む): 38129410368

約数和(自身を除く): 17980792892

約数列:

[1, 2, 4, 13, 26, 52, 683, 691, 821, 1366, 1382, 1642, 2732, 2764, 3284, 8879, 8983, 10673, 17758, 17966, 21346, 35516, 35932, 42692, 471953, 560743, 567311, 943906, 1121486, 1134622, 1887812, 2242972, 2269244, 6135389, 7289659, 7375043, 12270778, 14579318, 14750086, 24541556, 29158636, 29500172, 387473413, 774946826, 1549893652, 5037154369, 10074308738, 20148617476]

約数ペア:

[(1, 20148617476), (2, 10074308738), (4, 5037154369), (13, 1549893652), (26, 774946826), (52, 387473413), (683, 29500172), (691, 29158636), (821, 24541556), (1366, 14750086), (1382, 14579318), (1642, 12270778), (2732, 7375043), (2764, 7289659), (3284, 6135389), (8879, 2269244), (8983, 2242972), (10673, 1887812), (17758, 1134622), (17966, 1121486), (21346, 943906), (35516, 567311), (35932, 560743), (42692, 471953)]