16911368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 35750400

約数和(自身を除く): 18839032

約数列:

[1, 2, 4, 8, 19, 31, 37, 38, 62, 74, 76, 97, 124, 148, 152, 194, 248, 296, 388, 589, 703, 776, 1147, 1178, 1406, 1843, 2294, 2356, 2812, 3007, 3589, 3686, 4588, 4712, 5624, 6014, 7178, 7372, 9176, 12028, 14356, 14744, 21793, 24056, 28712, 43586, 57133, 68191, 87172, 111259, 114266, 136382, 174344, 222518, 228532, 272764, 445036, 457064, 545528, 890072, 2113921, 4227842, 8455684, 16911368]

約数ペア:

[(1, 16911368), (2, 8455684), (4, 4227842), (8, 2113921), (19, 890072), (31, 545528), (37, 457064), (38, 445036), (62, 272764), (74, 228532), (76, 222518), (97, 174344), (124, 136382), (148, 114266), (152, 111259), (194, 87172), (248, 68191), (296, 57133), (388, 43586), (589, 28712), (703, 24056), (776, 21793), (1147, 14744), (1178, 14356), (1406, 12028), (1843, 9176), (2294, 7372), (2356, 7178), (2812, 6014), (3007, 5624), (3589, 4712), (3686, 4588)]