18234580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 48432384

約数和(自身を除く): 30197804

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 52, 65, 70, 86, 91, 130, 140, 172, 182, 215, 233, 260, 301, 364, 430, 455, 466, 559, 602, 860, 910, 932, 1118, 1165, 1204, 1505, 1631, 1820, 2236, 2330, 2795, 3010, 3029, 3262, 3913, 4660, 5590, 6020, 6058, 6524, 7826, 8155, 10019, 11180, 12116, 15145, 15652, 16310, 19565, 20038, 21203, 30290, 32620, 39130, 40076, 42406, 50095, 60580, 70133, 78260, 84812, 100190, 106015, 130247, 140266, 200380, 212030, 260494, 280532, 350665, 424060, 520988, 651235, 701330, 911729, 1302470, 1402660, 1823458, 2604940, 3646916, 4558645, 9117290, 18234580]

約数ペア:

[(1, 18234580), (2, 9117290), (4, 4558645), (5, 3646916), (7, 2604940), (10, 1823458), (13, 1402660), (14, 1302470), (20, 911729), (26, 701330), (28, 651235), (35, 520988), (43, 424060), (52, 350665), (65, 280532), (70, 260494), (86, 212030), (91, 200380), (130, 140266), (140, 130247), (172, 106015), (182, 100190), (215, 84812), (233, 78260), (260, 70133), (301, 60580), (364, 50095), (430, 42406), (455, 40076), (466, 39130), (559, 32620), (602, 30290), (860, 21203), (910, 20038), (932, 19565), (1118, 16310), (1165, 15652), (1204, 15145), (1505, 12116), (1631, 11180), (1820, 10019), (2236, 8155), (2330, 7826), (2795, 6524), (3010, 6058), (3029, 6020), (3262, 5590), (3913, 4660)]