20199494434

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{15667}}^1$

素因数の和:15863

約数の個数: 64

約数和(自身を含む): 37723530240

約数和(自身を除く): 17524035806

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 131, 133, 259, 262, 266, 518, 703, 917, 1406, 1834, 2489, 4847, 4921, 4978, 9694, 9842, 15667, 17423, 31334, 33929, 34846, 67858, 92093, 109669, 184186, 219338, 297673, 579679, 595346, 644651, 1159358, 1289302, 2052377, 2083711, 4057753, 4104754, 4167422, 8115506, 11013901, 14366639, 22027802, 28733278, 38995163, 75937949, 77097307, 77990326, 151875898, 154194614, 272966141, 531565643, 545932282, 1063131286, 1442821031, 2885642062, 10099747217, 20199494434]

約数ペア:

[(1, 20199494434), (2, 10099747217), (7, 2885642062), (14, 1442821031), (19, 1063131286), (37, 545932282), (38, 531565643), (74, 272966141), (131, 154194614), (133, 151875898), (259, 77990326), (262, 77097307), (266, 75937949), (518, 38995163), (703, 28733278), (917, 22027802), (1406, 14366639), (1834, 11013901), (2489, 8115506), (4847, 4167422), (4921, 4104754), (4978, 4057753), (9694, 2083711), (9842, 2052377), (15667, 1289302), (17423, 1159358), (31334, 644651), (33929, 595346), (34846, 579679), (67858, 297673), (92093, 219338), (109669, 184186)]