20121931692

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{821}}^1\times {\mathrm{5197}}^1$

素因数の和:6159

約数の個数: 72

約数和(自身を含む): 51324345072

約数和(自身を除く): 31202413380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 821, 1179, 1572, 1642, 2358, 2463, 3284, 4716, 4926, 5197, 7389, 9852, 10394, 14778, 15591, 20788, 29556, 31182, 46773, 62364, 93546, 107551, 187092, 215102, 322653, 430204, 645306, 680807, 967959, 1290612, 1361614, 1935918, 2042421, 2723228, 3871836, 4084842, 4266737, 6127263, 8169684, 8533474, 12254526, 12800211, 17066948, 24509052, 25600422, 38400633, 51200844, 76801266, 153602532, 558942547, 1117885094, 1676827641, 2235770188, 3353655282, 5030482923, 6707310564, 10060965846, 20121931692]

約数ペア:

[(1, 20121931692), (2, 10060965846), (3, 6707310564), (4, 5030482923), (6, 3353655282), (9, 2235770188), (12, 1676827641), (18, 1117885094), (36, 558942547), (131, 153602532), (262, 76801266), (393, 51200844), (524, 38400633), (786, 25600422), (821, 24509052), (1179, 17066948), (1572, 12800211), (1642, 12254526), (2358, 8533474), (2463, 8169684), (3284, 6127263), (4716, 4266737), (4926, 4084842), (5197, 3871836), (7389, 2723228), (9852, 2042421), (10394, 1935918), (14778, 1361614), (15591, 1290612), (20788, 967959), (29556, 680807), (31182, 645306), (46773, 430204), (62364, 322653), (93546, 215102), (107551, 187092)]