19947384

素因数分解:

$2^3\times 3^5\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 58007040

約数和(自身を除く): 38059656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 243, 248, 279, 324, 331, 372, 486, 558, 648, 662, 744, 837, 972, 993, 1116, 1324, 1674, 1944, 1986, 2232, 2511, 2648, 2979, 3348, 3972, 5022, 5958, 6696, 7533, 7944, 8937, 10044, 10261, 11916, 15066, 17874, 20088, 20522, 23832, 26811, 30132, 30783, 35748, 41044, 53622, 60264, 61566, 71496, 80433, 82088, 92349, 107244, 123132, 160866, 184698, 214488, 246264, 277047, 321732, 369396, 554094, 643464, 738792, 831141, 1108188, 1662282, 2216376, 2493423, 3324564, 4986846, 6649128, 9973692, 19947384]

約数ペア:

[(1, 19947384), (2, 9973692), (3, 6649128), (4, 4986846), (6, 3324564), (8, 2493423), (9, 2216376), (12, 1662282), (18, 1108188), (24, 831141), (27, 738792), (31, 643464), (36, 554094), (54, 369396), (62, 321732), (72, 277047), (81, 246264), (93, 214488), (108, 184698), (124, 160866), (162, 123132), (186, 107244), (216, 92349), (243, 82088), (248, 80433), (279, 71496), (324, 61566), (331, 60264), (372, 53622), (486, 41044), (558, 35748), (648, 30783), (662, 30132), (744, 26811), (837, 23832), (972, 20522), (993, 20088), (1116, 17874), (1324, 15066), (1674, 11916), (1944, 10261), (1986, 10044), (2232, 8937), (2511, 7944), (2648, 7533), (2979, 6696), (3348, 5958), (3972, 5022)]