189974356

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 398579720

約数和(自身を除く): 208605364

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 109, 121, 143, 218, 242, 277, 286, 436, 484, 554, 572, 1108, 1199, 1417, 1573, 2398, 2834, 3047, 3146, 3601, 4796, 5668, 6094, 6292, 7202, 12188, 13189, 14404, 15587, 26378, 30193, 31174, 33517, 39611, 52756, 60386, 62348, 67034, 79222, 120772, 134068, 158444, 171457, 332123, 342914, 392509, 435721, 664246, 685828, 785018, 871442, 1328492, 1570036, 1742884, 3653353, 4317599, 7306706, 8635198, 14613412, 17270396, 47493589, 94987178, 189974356]

約数ペア:

[(1, 189974356), (2, 94987178), (4, 47493589), (11, 17270396), (13, 14613412), (22, 8635198), (26, 7306706), (44, 4317599), (52, 3653353), (109, 1742884), (121, 1570036), (143, 1328492), (218, 871442), (242, 785018), (277, 685828), (286, 664246), (436, 435721), (484, 392509), (554, 342914), (572, 332123), (1108, 171457), (1199, 158444), (1417, 134068), (1573, 120772), (2398, 79222), (2834, 67034), (3047, 62348), (3146, 60386), (3601, 52756), (4796, 39611), (5668, 33517), (6094, 31174), (6292, 30193), (7202, 26378), (12188, 15587), (13189, 14404)]