8219628

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 22342320

約数和(自身を除く): 14122692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 197, 228, 244, 342, 366, 394, 549, 591, 684, 732, 788, 1098, 1159, 1182, 1773, 2196, 2318, 2364, 3477, 3546, 3743, 4636, 6954, 7092, 7486, 10431, 11229, 12017, 13908, 14972, 20862, 22458, 24034, 33687, 36051, 41724, 44916, 48068, 67374, 72102, 108153, 134748, 144204, 216306, 228323, 432612, 456646, 684969, 913292, 1369938, 2054907, 2739876, 4109814, 8219628]

約数ペア:

[(1, 8219628), (2, 4109814), (3, 2739876), (4, 2054907), (6, 1369938), (9, 913292), (12, 684969), (18, 456646), (19, 432612), (36, 228323), (38, 216306), (57, 144204), (61, 134748), (76, 108153), (114, 72102), (122, 67374), (171, 48068), (183, 44916), (197, 41724), (228, 36051), (244, 33687), (342, 24034), (366, 22458), (394, 20862), (549, 14972), (591, 13908), (684, 12017), (732, 11229), (788, 10431), (1098, 7486), (1159, 7092), (1182, 6954), (1773, 4636), (2196, 3743), (2318, 3546), (2364, 3477)]