17983044

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 48746880

約数和(自身を除く): 30763836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 228, 244, 342, 366, 431, 549, 684, 732, 862, 1098, 1159, 1293, 1724, 2196, 2318, 2586, 3477, 3879, 4636, 5172, 6954, 7758, 8189, 10431, 13908, 15516, 16378, 20862, 24567, 26291, 32756, 41724, 49134, 52582, 73701, 78873, 98268, 105164, 147402, 157746, 236619, 294804, 315492, 473238, 499529, 946476, 999058, 1498587, 1998116, 2997174, 4495761, 5994348, 8991522, 17983044]

約数ペア:

[(1, 17983044), (2, 8991522), (3, 5994348), (4, 4495761), (6, 2997174), (9, 1998116), (12, 1498587), (18, 999058), (19, 946476), (36, 499529), (38, 473238), (57, 315492), (61, 294804), (76, 236619), (114, 157746), (122, 147402), (171, 105164), (183, 98268), (228, 78873), (244, 73701), (342, 52582), (366, 49134), (431, 41724), (549, 32756), (684, 26291), (732, 24567), (862, 20862), (1098, 16378), (1159, 15516), (1293, 13908), (1724, 10431), (2196, 8189), (2318, 7758), (2586, 6954), (3477, 5172), (3879, 4636)]