19535270

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 19655770

約数列:

[1, 2, 5, 10, 29, 31, 41, 53, 58, 62, 82, 106, 145, 155, 205, 265, 290, 310, 410, 530, 899, 1189, 1271, 1537, 1643, 1798, 2173, 2378, 2542, 3074, 3286, 4346, 4495, 5945, 6355, 7685, 8215, 8990, 10865, 11890, 12710, 15370, 16430, 21730, 36859, 47647, 63017, 67363, 73718, 95294, 126034, 134726, 184295, 238235, 315085, 336815, 368590, 476470, 630170, 673630, 1953527, 3907054, 9767635, 19535270]

約数ペア:

[(1, 19535270), (2, 9767635), (5, 3907054), (10, 1953527), (29, 673630), (31, 630170), (41, 476470), (53, 368590), (58, 336815), (62, 315085), (82, 238235), (106, 184295), (145, 134726), (155, 126034), (205, 95294), (265, 73718), (290, 67363), (310, 63017), (410, 47647), (530, 36859), (899, 21730), (1189, 16430), (1271, 15370), (1537, 12710), (1643, 11890), (1798, 10865), (2173, 8990), (2378, 8215), (2542, 7685), (3074, 6355), (3286, 5945), (4346, 4495)]