18444250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 39761280

約数和(自身を除く): 21317030

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 353, 418, 475, 550, 706, 950, 1045, 1375, 1765, 2090, 2375, 2750, 3530, 3883, 4750, 5225, 6707, 7766, 8825, 10450, 13414, 17650, 19415, 26125, 33535, 38830, 44125, 52250, 67070, 73777, 88250, 97075, 147554, 167675, 194150, 335350, 368885, 485375, 737770, 838375, 970750, 1676750, 1844425, 3688850, 9222125, 18444250]

約数ペア:

[(1, 18444250), (2, 9222125), (5, 3688850), (10, 1844425), (11, 1676750), (19, 970750), (22, 838375), (25, 737770), (38, 485375), (50, 368885), (55, 335350), (95, 194150), (110, 167675), (125, 147554), (190, 97075), (209, 88250), (250, 73777), (275, 67070), (353, 52250), (418, 44125), (475, 38830), (550, 33535), (706, 26125), (950, 19415), (1045, 17650), (1375, 13414), (1765, 10450), (2090, 8825), (2375, 7766), (2750, 6707), (3530, 5225), (3883, 4750)]