19047405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 35562240

約数和(自身を除く): 16514835

約数列:

[1, 3, 5, 13, 15, 19, 39, 53, 57, 65, 95, 97, 159, 195, 247, 265, 285, 291, 485, 689, 741, 795, 1007, 1235, 1261, 1455, 1843, 2067, 3021, 3445, 3705, 3783, 5035, 5141, 5529, 6305, 9215, 10335, 13091, 15105, 15423, 18915, 23959, 25705, 27645, 39273, 65455, 66833, 71877, 77115, 97679, 119795, 196365, 200499, 293037, 334165, 359385, 488395, 1002495, 1269827, 1465185, 3809481, 6349135, 19047405]

約数ペア:

[(1, 19047405), (3, 6349135), (5, 3809481), (13, 1465185), (15, 1269827), (19, 1002495), (39, 488395), (53, 359385), (57, 334165), (65, 293037), (95, 200499), (97, 196365), (159, 119795), (195, 97679), (247, 77115), (265, 71877), (285, 66833), (291, 65455), (485, 39273), (689, 27645), (741, 25705), (795, 23959), (1007, 18915), (1235, 15423), (1261, 15105), (1455, 13091), (1843, 10335), (2067, 9215), (3021, 6305), (3445, 5529), (3705, 5141), (3783, 5035)]