18975870

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:181

約数の個数: 112

約数和(自身を含む): 54300240

約数和(自身を除く): 35324370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 137, 162, 171, 190, 243, 270, 274, 285, 342, 405, 411, 486, 513, 570, 685, 729, 810, 822, 855, 1026, 1215, 1233, 1370, 1458, 1539, 1710, 2055, 2430, 2466, 2565, 2603, 3078, 3645, 3699, 4110, 4617, 5130, 5206, 6165, 7290, 7398, 7695, 7809, 9234, 11097, 12330, 13015, 13851, 15390, 15618, 18495, 22194, 23085, 23427, 26030, 27702, 33291, 36990, 39045, 46170, 46854, 55485, 66582, 69255, 70281, 78090, 99873, 110970, 117135, 138510, 140562, 166455, 199746, 210843, 234270, 332910, 351405, 421686, 499365, 632529, 702810, 998730, 1054215, 1265058, 1897587, 2108430, 3162645, 3795174, 6325290, 9487935, 18975870]

約数ペア:

[(1, 18975870), (2, 9487935), (3, 6325290), (5, 3795174), (6, 3162645), (9, 2108430), (10, 1897587), (15, 1265058), (18, 1054215), (19, 998730), (27, 702810), (30, 632529), (38, 499365), (45, 421686), (54, 351405), (57, 332910), (81, 234270), (90, 210843), (95, 199746), (114, 166455), (135, 140562), (137, 138510), (162, 117135), (171, 110970), (190, 99873), (243, 78090), (270, 70281), (274, 69255), (285, 66582), (342, 55485), (405, 46854), (411, 46170), (486, 39045), (513, 36990), (570, 33291), (685, 27702), (729, 26030), (810, 23427), (822, 23085), (855, 22194), (1026, 18495), (1215, 15618), (1233, 15390), (1370, 13851), (1458, 13015), (1539, 12330), (1710, 11097), (2055, 9234), (2430, 7809), (2466, 7695), (2565, 7398), (2603, 7290), (3078, 6165), (3645, 5206), (3699, 5130), (4110, 4617)]