18651279852

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{2797}}^1\times {\mathrm{9749}}^1$

素因数の和:12575

約数の個数: 72

約数和(自身を含む): 49650510000

約数和(自身を除く): 30999230148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 2797, 5594, 8391, 9749, 11188, 16782, 19498, 25173, 29247, 33564, 38996, 50346, 53143, 58494, 87741, 100692, 106286, 116988, 159429, 175482, 185231, 212572, 318858, 350964, 370462, 478287, 555693, 637716, 740924, 956574, 1111386, 1667079, 1913148, 2222772, 3334158, 6668316, 27267953, 54535906, 81803859, 109071812, 163607718, 245411577, 327215436, 490823154, 518091107, 981646308, 1036182214, 1554273321, 2072364428, 3108546642, 4662819963, 6217093284, 9325639926, 18651279852]

約数ペア:

[(1, 18651279852), (2, 9325639926), (3, 6217093284), (4, 4662819963), (6, 3108546642), (9, 2072364428), (12, 1554273321), (18, 1036182214), (19, 981646308), (36, 518091107), (38, 490823154), (57, 327215436), (76, 245411577), (114, 163607718), (171, 109071812), (228, 81803859), (342, 54535906), (684, 27267953), (2797, 6668316), (5594, 3334158), (8391, 2222772), (9749, 1913148), (11188, 1667079), (16782, 1111386), (19498, 956574), (25173, 740924), (29247, 637716), (33564, 555693), (38996, 478287), (50346, 370462), (53143, 350964), (58494, 318858), (87741, 212572), (100692, 185231), (106286, 175482), (116988, 159429)]