20187970512

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{39877}}^1$

素因数の和:40140

約数の個数: 80

約数和(自身を含む): 53404617600

約数和(自身を除く): 33216647088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 199, 212, 318, 398, 424, 597, 636, 796, 848, 1194, 1272, 1592, 2388, 2544, 3184, 4776, 9552, 10547, 21094, 31641, 39877, 42188, 63282, 79754, 84376, 119631, 126564, 159508, 168752, 239262, 253128, 319016, 478524, 506256, 638032, 957048, 1914096, 2113481, 4226962, 6340443, 7935523, 8453924, 12680886, 15871046, 16907848, 23806569, 25361772, 31742092, 33815696, 47613138, 50723544, 63484184, 95226276, 101447088, 126968368, 190452552, 380905104, 420582719, 841165438, 1261748157, 1682330876, 2523496314, 3364661752, 5046992628, 6729323504, 10093985256, 20187970512]

約数ペア:

[(1, 20187970512), (2, 10093985256), (3, 6729323504), (4, 5046992628), (6, 3364661752), (8, 2523496314), (12, 1682330876), (16, 1261748157), (24, 841165438), (48, 420582719), (53, 380905104), (106, 190452552), (159, 126968368), (199, 101447088), (212, 95226276), (318, 63484184), (398, 50723544), (424, 47613138), (597, 33815696), (636, 31742092), (796, 25361772), (848, 23806569), (1194, 16907848), (1272, 15871046), (1592, 12680886), (2388, 8453924), (2544, 7935523), (3184, 6340443), (4776, 4226962), (9552, 2113481), (10547, 1914096), (21094, 957048), (31641, 638032), (39877, 506256), (42188, 478524), (63282, 319016), (79754, 253128), (84376, 239262), (119631, 168752), (126564, 159508)]